Swoon! It's KIIS FM's Wango TangoS

We have no idea what a "wango tango" is, but judging by KIIS FM's Wango Tango 2010 at the Staples Center, it's big: big enough to get Bieber, Usher, Kelly Rowland, Ke$ha, Ryan Seacrest and the Hoff into one room.

Swoon! It's KIIS FM's Wango TangoS

Kelly Rowland channels "Dinner with Gershwin"-era Donna Summer.


Swoon! It's KIIS FM's Wango TangoS

Bieber stares us down. We're not scared of his blinding white pants and kicks. Just of his crazed fans.


Swoon! It's KIIS FM's Wango TangoS

Ke$ha for some reason sported a tattered monkey costume and accessorized with a mannequin head. We've stopped asking - or caring.


Swoon! It's KIIS FM's Wango TangoS

Ryan Seacrest looks like a drunk baby who's weighed down by his diaper.


Swoon! It's KIIS FM's Wango TangoS

Jason Derulo's obviously been watching a lot of The Tudors - and come on, we've all been there.


Swoon! It's KIIS FM's Wango TangoS

Justin Gaston takes the "douche-neck" to horrifying new lows.


Swoon! It's KIIS FM's Wango TangoS

I guess when your name's Tinsel Korey, you have a certain obligation to always bring the shine?


Swoon! It's KIIS FM's Wango TangoS

Further proof that Adam Lambert is ingenious: if his pants fall, the boots will stop them.


Swoon! It's KIIS FM's Wango TangoS

You were promised the Hoff. You'll get the Hoff.


[Images via Getty.]