Teetin graduated cum laude from UP Diliman with a B.A. Theater Arts degree.

She takes pride in being cast in multiple jukebox musicals - Rock of Ages, Rak of Aegis, 3 Stars and A Sun (as Kat), Ako Si Josephine (as Helena), Beautiful:The Carole King Musical (as Little Eva), Ang Huling El Bimbo, and Buruguduystunstugudunstuy.

She was part of Original Filipino shows, such as Tabing Ilog The Musical (as Anchang), The Kundiman Party (as Antoinette), Desaparesidos (as Karla), Kung Paano Maghiwalay (as Lou), Charot! (as Millennial Girl), Tagu-taguan Nasaan ang Buwan (as Little Match Girl), Batang Rizal (as Ella), Maxie the Musicale (as Monique), MANHID: The Pinoy Superhero Musical (as Lam-ang/Lagrimas), Ang Nawalang Kapatid (as Draupadi) and Collection (as Hermana).

She also did musicals with Atlantis Theatrical - such as Matilda, Waitress, and Shrek. She worked as Associate Choreographer for a number of their productions as well. She is currently under ABS-CBN Star Hunt Management.

Youtube: https://www.youtube.com/c/TeetinVillanueva

Spotify: https://open.spotify.com/artist/4PhzKz16RmBuwBQUwDpE8R