Listen to ‘Glee’ Cast Cover Britney Spears + Justin Bieber in Mashup
The upcoming all-Britney Spears episode of 'Glee' includes a bonus serving of the Biebs! Nobody is more creative than 'Glee' when it comes to mashing together songs with similar titles, and now the show is pairing Brit's 'Boys' with Justin Bieber's 'Boyfriend.'