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Guest Instructor: Sexy Stilettos

Team Sass
Our Instructors
Emma Rosa
Sexy Stilettos, Empowered Expression, Fierce Feminine Hip Hop

“When you find your voice, you can speak your truth. Once you speak your truth, you become free.”
Emma Rosa, Cuban New Jersey native, is a professional dancer, choreographer, teacher, and activist. She is currently a backup dancer for Reggaeton artist Guaynaa and has performed with other music artists like El Alfa, Sech, Trey Songz, 50 Cent, Snoop Dogg, and more. She was recently a dance athlete for Nike's Own The Floor campaign.
In 2022, Emma completed an International Teaching Tour, traveling to 20 different cities including Paris, Milan, Monterrey, and Manchester. Her main focus is to inspire movement expression for people of all levels and abilities through a focus on intuition, community-building, and unapologetic self-acceptance.
Sophia Marrapodi
Sexy Stilettos, Flirty Floorwork,
Twerk

"Dance isn't about being perfect, it's about being perfectly you. Dance allows us to see the music, to hear it with our eyes. Live in each movement, no matter how slow or fast. Always feel!"
Hailing from Miami, Florida, Sophia has worked with Flo Rida, Red Rat, Guop Boys, and Pitbull and was featured in Kat Deluna's video for Drop It Low.
Sophia is a backup dancer for Kiesza and for Soave, 80s freestyle singer who has performed many times at Radio City Music Hall.
Sophia teaches in New York City as well as internationally in Italy. She absolutely loves to dance - anytime she gets the chance to do it, she lights up! She considers herself a perpetual student and continues to train in all style of dance. Her love for dance and performance is as strong as her love for people, and she brings that love to every class she teaches at SassClass!
Tony Guerrero
Neo-Burlesque, Chairography

"I believe in nurturing a safe space for sensual expression and celebrating all aspects of ourselves in a healthy and festive manner. In my classes, you are not only allowed to wave your freak flag high- you are encouraged and rewarded!"
Tony blends the sexy, exciting styles of today’s commercial and nightlife world with the sense of purpose, setting, and motivation of theatre. Tony has co-choreographed for Taylor Swift, the NY Knicks City Dancers, Brooklynettes, and Team USA in Shanghai, China.
Tony toured nationally as the Latin feature in the Broadway production of Saturday Night Fever and completed three world tours of West Side Story. Recording artist performances include Pitbull, Lonely Island & Lenny Kravitz. Tony has worked under such theatre staples as Arlene Phillips, Rob Ashford and Joey McKneely, and has been directed by Baz Luhrmann, Ryan Murphy, Jodi Foster and Martin Scorcese.
Mary Moretti
Fierce Feminine Hip Hop, Popstar Style

“Dance is when you stop using logic and you set yourself free. Dance is when you get into that state of mind where nothing else matters. Dance like no one is watching because you are unique and only you can tell your story.”
Born in New Jersey and raised in Italy, Mary started to dance at the age of 12, training in Ballet and Modern. She soon fell in love with Hip Hop culture and started focusing her training on hip hop, street jazz, and heels.
At the age of 19, she moved to Bologna where she began her professional career performing and teaching, and soon after, she moved back to the USA to continue her professional dance and teaching pursuits. In NYC, she choreographs and dances with artists including Lil Uzi Vert and Sabrina Monique, and brings her passion for dance and performance to her SassClass family.
David Machicado
Sultry Street Jazz, Reggaeton,
Sexy Stilettos

“Dance is the best reflection of your emotions and the best therapy for your soul.”
David is a choreographer, instructor, artistic director and performer with over 15 years of experience. Originally from Lima, Peru, he built a successful career as a performer and director in various dance companies/crews there.
Having extensively trained in Jazz, Contemporary, Latin, Hip Hop, Street Jazz, Jazz Funk, and Heels in top dance studios throughout Latin America, David finally moved to the USA in 2017 where he brought all of his artistry and started performing and teaching again. He’s most passionate about street styles of dance, and he’s thrilled to share that with the SassClass community.
Brynlie
Empowered Expression

“Be a light to the world.”
Originally from Arizona, Brynlie moved to New York City in 2017 to join Elisa Monte Dance. Brynlie has performed at venues such as the National Gallery of Art, SummerStage, The Flea Theater, and New York Fashion Week. As a member of the Steps on Broadway Conservatory, she performed the works of Janice Rosario, Billy Griffin, and Robert LaFosse, and studied with choreographers Al Blackstone, Nicholas Palmquist, Max Stone, and Patti Wilcox.
Brynlie was Assistant Choreographer for two Victoria's Secret projects, Movement Director for the 100% recyclable shoe brand Thousand Fell, and Assistant Choreographer and Swing in The Classical Theatre of Harlem’s NYT’s Critic’s Pick “Twelfth Night”
Kiersten Yusi
Sexy Stilettos

“It is only when we take chances that our lives improve."
Kiersten is a dancer, choreographer, and teacher with a passion for empowering her students and creating a safe space for them to experience growth and gain confidence through expression.
Kiersten graduated with a BFA in dance performance and choreography from the University of Massachusetts Amherst. She's trained intensively across ballet, contemporary, jazz, modern, heels, and hip-hop dance styles, and has toured internationally in Germany and Switzerland. With her touring, she raised funds for a nonprofit helping children with disabilities in Southern Germany.
Jahaira Crystal
Reggaeton

"Sacrifices must be made to achieve your goals, but never forget that quality time with your loved ones will create a happy soul in the process."
Jahaira is the type of person who sets her mind to something and doesn't stop until it is accomplished! She gives off inspiration not only in a dance setting, but also as a whole being. She is kind, caring, energetically in tune, and hard-working. Jahaira has been blessed to perform on so many stages, worked with so many talented artists, and yet is proud to say that she still remains her goofy and humble self. She continues to break barriers without breaking boundaries. Jahaira loves deeply and is determined to do good, and elevate herself and those around her. She's humbled and honored to be a part of the SassClass community!
Lia Fialho
Sexy Stilettos

"A vida é um sonho!
Life is a dream!"
Lia Fialho is a Portuguese-American dancer, choreographer, and model. Growing up in Massachusetts, Lia began her dance training when she was 3 years old at Dance Workshop. Since then, she has trained extensively in multiple dance styles including heels, contemporary, ballet, and hip hop. Since moving to New York City, she has been fortunate to work as a dancer and a choreographer with many local artists. She's also grateful to have had the opportunity to teach in a variety of dance studios, bringing her talent and passion to communities throughout the Northeast. She is excited to continue sharing her love of dance with her SassClass family!
Valeria Balderas
Reggaeton

"Progress over perfection."
Valeria Balderas is a dancer, dance teacher, and dance entrepreneur from Monterrey, Mexico, where she started a successful dance academy and competition. Currently, she develops dance programs for teen girls in NYC high schools, making a positive impact on younger generations. With over 12 years of teaching experience, she specializes in Reggaeton, Jazz, Lyrical, and Commercial Dance. Valeria loves connecting with and supporting her students. She believes that through dance we can connect with our body, mind, and soul in beautiful ways, making us aware of our power. Valeria is excited to share her passion with the SassClass Family!
Gabby Cogan
Sexy Stilettos

"Within the rhythm of dance, we discover liberation, breaking free from societal constraints."
Gabby Cogan is a performing artist, choreographer, teacher, and videographer in NYC. She thrives in Jazz, Modern, Hip-hop, Musical Theater, Contemporary, and Heels (her favorite!). Currently, she is a professional dancer for the Long Island Nets NBA Team and regularly performs at New York City Jazz Club (Off-Broadway). Her other Off-Broadway roles include Dance Captain/Understudy for Endangered! The Musical, Ensemble Dancer in Rock N' Roll Debauchery's Burlesque Dreams, and associate choreographer for Money Talks. An influential figure in the NYC dance scene, her classes are an invitation to ignite your passion, build community and unleash your inner dancer!
Tijen Petersen
Sexy Stilettos

"Dance is a portal—through it, we connect to ourselves and to something greater. You are one of one."
Tijen Petersen is a professional dancer from Lakeville, Minnesota, with over 20 years of experience in dance training, performing, and choreographing. Her background includes classical ballet (including en pointe), contemporary, jazz, tap, musical theater, and ballroom dancing. She now lives in New York City and specializes in Heels, Salsa, and Bachata.
Tijen is an advocate for using dance as a way to explore and express confidence both on and off the dance floor. She believes that dance can heal individuals and communities, and that it connects us to our truest selves.
Our Business Team
