The top two make their first appearance at the finale and kinda channel Donny & Marie.
Say what you will about this season's new judges, but they certainly dress better than the old crew. (Hi, Simon's black T-shirts!)
The kids who made the cut reunite for a group sing of Lady Gaga's "Born This Way."
And then Mama Monster shows everyone how it's really done with "The Edge of Glory."
The gals perform a TLC medley with T-Boz and Chilli.
Sasha Fierce reminds us why we're all "Crazy in Love" with her.
J.Lo's man sings some salsa while she gets her groove on.
The foxy drummer joins Marc & J.Lo
The guys get their swagger on with a Tom Jones medley...
...The the crooner joins them for "It's Not Unusual."
The ladies remind us why it's not a good idea to screw around on either of them with "Before He Cheats."
The country men duet on "Live Like You Were Dying."
Speaking of how to live, the metal lover rocks out with the Judas Priest frontman on "Living After Midnight."
These not-so-skinny guys praise "Fat Bottom Girls."
"Smile" is this couple's duet of choice, which makes us, well, smile.
This paring jazzes things up with "Steppin' Out With My Baby."
The U2 frontman tries to drum up support for his Broadway trainwreck performs "Rise Above" from Spider-Man: Turn Off the Dark.
After all is sang and done, the show continues its male winning streak as Scotty is crowned the new American Idol.
MORE: Now that Idol's over, see what to watch next in our 2011 Fall TV Preview