Angela Cappelli is a New York session singer who has provided singing voices for Sesame Street segments. She voiced one of the Oinker Sisters for several years and was lead singer for the songs "Above It All" and "Eighteen." She also supplied background vocals for the Marlo Thomas album Thanks & Giving All Year Long.
Cappelli worked in commercial jingles and as a back-up singer on albums by Sheryl Lee Ralph, Vaneese Thomas, Dionne Warwick, Bette Midler, Judy Collins, and Foreigner. On the animated series Jem!, she was the singing voice of Jem's mother and background vocals. She was heard on the film soundtrack to Beaches and in other movies. She released her only solo single, All Hung Up, in 1985.
- Splish Splash: Bath Time Fun (1995) - vocals on "Fixin' My Hair," others
- Kids' Favorite Songs - Oinker Sister
- Elmopalooza (1998) - Oinker Sister
- Talk, Read, Write (2003) - Oinker Sister