Inside the Golden Globes After-Parties With Taylor Swift, Jamie Dornan, Jennifer Aniston and Channing Tatum!

So many after-parties, so little time!

Not long after presenter Meryl Streep announced that Boyhood won Best Motion Picture, Drama, at Sunday's Golden Globes, Hollywood's biggest stars mingled during the various post-show parties in California. A Jenny Packham-clad Taylor Swift spent the evening hanging out with her BFFs Alana Haim, Danielle Haim, Este Haim, Selena Gomez, Jaime King and Lorde at the InStyle and Warner Bros. bash. Per The Hollywood Reporter, at 10:39 p.m., Harvey Weinstein escorted Swift by the hand to meet Jennifer Lopez. They chatted for a few minutes before Swift returned to her reserved section. Around 11:20 p.m., "Blank Space" was played, prompting Swift and her gal pals to jump to their feet and dance.

Lopez, meanwhile, chatted up pals Georgina Chapman, Cara Delevingne and Rita Ora. Other famous partygoers included 50 Cent, Uzo Adbua, Naomi Campbell, Benedict Cumberbatch,Jake Gyllenhaal, Joshua Jackson, Dakota Johnson, Diane Kruger, Helen Mirren, Rosamund Pike and Ruth Wilson.

Channing Tatum and Jenna Dewan-Tatum danced to a Michael Jackson song, a source tells E! News.

NBC, Universal Pictures, Focus Features and E!'s after-party was held at the Garage. Notable attendees included Eddie Redmayne, who won Best Actor in a Motion Picture, Drama, for his role in The Theory of Everything, in addition to Fifty Shades of Grey actor Jamie Dornan andLate Night host Seth Meyers. A few Real Housewives stars—Brandi Glanville, NeNe Leakes andKenya Moore—also made appearances.

Elsewhere, at HBO's after-party, Alan Cumming walked the red carpet with his pal Monica Lewinsky. Despite losing Best Actress in a Motion Picture, Drama, to Julianne Moore, nominee Jennifer Aniston was all smiles as she posed for pictures with her fiancé, Justin Theroux. Plus, nominee Matthew McConaughey was spotted talking to Vince Vaughn, who will star in True Detective's second season.