After six seasons and more than 700 songs performed, the curtain is coming down on Glee with a two-hour series finale Friday (Fox, 8 p.m. ET/PT). While Ryan Murphy's onetime musical smash has seen ratings plummet and many fans dissatisfied with its last few seasons, it's impossible to deny the series' impact on pop culture. USA TODAY's Patrick Ryan looks back at the show's most memorable music moments with the cast and creative team.
• Rihanna's Take a Bow, sung by Lea Michele, Season 1/Episode 2 (Showmance)
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