Halfway through Vampire Weekend's Friday night set at Vancouver's Malkin Bowl, singer-guitarist Ezra Koenig made a surprising confession: The group had a mild case of the jitters.

"Good evening," said Philip Selway. "And welcome to our quiet night in."

Saturday night, the Scissor Sisters kicked off their world tour in front of a sold out Atlanta, GA, crowd. Their third album, Night Work, has been called "gayer" than their previous two albums. And though the show catered to a homosexual crowd, everyone, gay or straight, had an amazing time.

Love her or hate her, Ke$ha knows how to throw a party.

He often sang with a hand over his heart, in a "Pledge of Allegiance" pose, looking as earnest and hopeful as a man asking for his sweetheart's hand in marriage.

Brandon Flowers is not one to camouflage his emotions—when the Killers frontman hits the stage, he holds little back, smiling wide, pistoning himself up and down, gesticulating as he sings.