The Goldbergs (2013) - Season 3 Episode 2 -

As Adam enters puberty, Beverly does everything in her power to help him through this awkward phase, including his crackling singing voice. So when Adam gets a lead role in the school musical, Beverly convinces Ms. Cinoman to have Adam lip sync – just like the musical group Milli Vanilli – while performing in “A Chorus Line.” Meanwhile, Murray inspires Erica to go to the Homecoming Dance with JTP member Geoff Schwartz.