'Glee' does Amy Winehouse, Otis Redding, 'Willy Wonka' amid the absurd plot of 'Funeral'
A well-rounded episode marks McKinley's big night
The New Directions cover Stevie Nicks and co. and it makes for some of their best music yet
Lady Gaga's hit anchors an episode about self-acceptance - and it works
Even an Aretha Franklin track can't help this episode
Plus: What to expect from the rest of season two
Original music, covers of Maroon 5 and Pink overshadowed by Kurt and Blaine's kiss
Gwyneth Paltrow returns to cover Prince and Joan Jett
Everyone gets wasted and covers Ke$ha in 'Blame It on the Alcohol'
The episode also includes songs from My Chemical Romance and 'Rent'
Valentine's Day episode includes songs by Katy Perry, Michael Jackson and Paul McCartney
Show tackles Michael Jackson, Yeah Yeah Yeahs and Lady Antebellum
Singer replaces Billie Joe Armstrong until Sunday
Singer blends 'Billie Jean,' 'Thriller,' 'Man in the Mirror' and more