You re singing, and no one else is in the studio, it s usually midnight and it doesn t really matter who s playing in the end.

NPR: Mick Jagger: A Stone Alone

In other words, it's quite clear that you're singing with the Beatles and not replacing them.

CNN: Review: 'Beatles: Rock Band' fun for jamming in groups

Mr. GENE PITNEY (Singer, Songwriter): (Singing) When you're young and so in love as we, and bewildered by the world we see.

NPR: Rock 'n' Roll Singer Gene Pitney

Ms. SIMON: (Singing) Wife of a close friend and you're so vain.

NPR: Carly Simon's 'Never Been Gone'

What stuck me about this entire segment is that I think Jimmy and Diddy's "We don't believe what you're singing" critique of Jessica during her mentoring session was deliberately orchestrated so that we the audience would be conditioned into believing what she was singing.

CNN: 'American Idol' recap: We're all in the mood for a melody