Hey, you. Big fan of Bradley Cooper? Well, this video will either put you off or seal the deal forever. Watch as Tonight Show host Jimmy Fallon convinces him to play air guitar to Neil Young's "Down by the River." It goes on forever, and Cooper remains (almost) straight-faced for the duration.

Neil Young — er, Jimmy Fallon as Neil Young — grabbed his guitar and harmonica for a classic rock rendition of Iggy Azalea's "Fancy" last night. He was joined by Crosby, Stills and Nash in that special place where mustaches, grey soul patches and no-judgement frizzy hair are the realest and the whole world feels it.…

When I woke up this morning, I was pretty sure that I had dreamed the whole part of last night where I went to a remarkably friendly and not-too-crowded fashion party at the Standard hotel and drank vodka from a beaker that was served to me by a bartender in a white lab coat and danced to the Spice Girls and…

Because it's a Wednesday, so why not? We already knew Tavi Gevinson could sing, but the 15-year-old editor-in-chief of Rookie — along with Kathy Bates and Christopher Lloyd — also voices a forthcoming animated short film called Cadaver. In one scene, her character sings Neil Young's "Heart of Gold," the favorite…

Okay, not really. The part of Neil Young is being played by Jimmy Fallon. Still hilarious.

Another day, another slew of articles about marriage. Who's doing it. How successful they are. (Turns out living together first decreases your chances! Who knew?) And how "the path" to marriage "has been obscured" by icky, newfangled, lets-hang-out dating culture.