Consider the week that was a look into the the personal preferences of your favorite pop stars—and governing officials. By now we know Justin Bieber has a whole lotta love for his fellow Canucks, particularly if they're responsible for infectious, get-up-and-dance jams, but who knew Taylor Swift would be adding L.A.'s own Foster the People to her repertoire, or that Jason Katims' Parenthood cast were closeted fans of LFO?. Relive it all with our favorite video moments from the past seven days. Because you've earned it.

DEAR OLD NICKI COMES BACK VIA RECENTLY UNEARTHED VIDEO

“I just do it because I can…I only rap because I’m good at it,” explains Nicki, never lacking in self-confidence even pre-popularity. ”I’m never too ill to say what’s up…Trust me, it’s not that serious.” Is that still true, Onika? We certainly hope so.

JUSTIN BIEBER'S "CALL ME MAYBE" OBSESSION CONTINUES

The Bieb first posted support for his fellow Canadian back in January, but after this home video featuring Selena Gomez, Ashley Tisdale and Big Time Rush's Carlos Pena, it's clear he's still got the same songs on his rotation. You owe him one, Carly Rae Jepsen.

WELCOME TO 2012, ODD FUTURE

"Rella" video confirms: Tyler, Hodgy and company made it to the new year.

TAYLOR SWIFT TAKES HER DUET GAME TO "ELLEN" WITH ZAC EFRON

Of course a violence-free, personalized cover of Foster the People’s “Pumped Up Kicks” will get likes from lots of people; the song choice even fits Taylor Swift’s duet criteria of late, because the show’s filmed in L.A.

THE WANTED HOPES TO EXPERIENCE SOME OF THAT GLEE MAGIC

The Dalton Academy Warblers have the honor of performing the British boy band’s "Glad You Came." He’s no Blaine Anderson—and in The Wanted terms, a total Max—but he certainly upholds Dalton’s unspoken rule that there be an attractive and charming singer at the forefront of every performance.

For more vocal stylings from our 44th president, click NEXT.

PRESIDENT OBAMA JUST CAN'T STOP SINGING

The incumbent treated White House guests to "Sweet Home Chicago." (To be honest, we should have seen this one coming.)

THE PARENTHOOD CAST REMINDS US OF THE GREATNESS OF LFO

By reenacting "Girl on TV." Shooby doo-wop and scooby snacks, Craig T. Nelson just can't relax.

IF YOU EVER WANTED A LIL JON/LMFAO VERSION OF PLEASANTVILLE

For those who haven't seen the Tobey Maguire movie, just imagine what this collaboration would look like, then add stuffy people.

LMFAO AND FAR*EAST MOVEMENT PERFORM "LIVE MY LIFE"

Live in Sweden, but without pal Justin Bieber.

JESSIE J SAYS WHAT WE'RE ALL THINKING ABOUT WILL.I.AM

By making fun of "T.H.E. (The Hardest Ever)" to his face. Anything goes backstage at The Brit Awards.

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