And to the host goes all the spoils on New Year's Rockin' Eve.
Ringing in the New Year with a giant bottle of Dom (paging #RichKids!), Katy celebrates with her man in Las Vegas.
Mr. and Mrs. Carter danced the night away at Versace House in Miami.
Slash's wife poses with the most glamorous guest at the party she and her rocker hubby threw at their Los Angeles home.
The besties apparently spent the evening with Taylor's cat: "New Years with the best of the best ❤️ @taylorswift (I look scared... I think I should be)," Hyland Instagrammed.
The Voice coach and his Victoria's Secret love joined his Maroon 5 bandmate James Valentine and his girlfriend Ali Tamposi for some fun at Vegas' LIGHT Nightclub.
The pair brought in 2014 at HAZE Nightclub at ARIA in Las Vegas.
No one lost his or her shirt during CNN's NYE coverage—probably because Cooper made sure his cohost was clear on the rules.
The hot couple looked festive for a night out at Beacher's Madhouse in Las Vegas.
The rapper helped usher in 2014 with a Times Square performance before the Waterford Ball dropped.
The heiress rang in 2014 on the DJ tables in Las Vegas.
The Dancing With the Stars pro palled around with an Oompa Loompa at Beacher's Madhouse Las Vegas.
No, RiRi didn't bring her own ball to Times Square—those are just balloons she scored at Jay Z's 40/40 club in NYC.
The trio kept their New Year's Eve festivities low-key with a night at home!
The "Knock You Down" singer stays up in Vegas at LAX nightclub, inside the Luxor hotel.
The pair shared a sweet smooch while partying at Beacher's Madhouse Las Vegas.
Jeah! The Olympian and pals popped some champagne at SHe by Morton's in Las Vegas.
The singer looks skyward (perhaps thanking the heavens for his new No. 1 single, "Rest of My Life") while hosting the Belvedere Vodka and SLS Hotel South Beach bash with Skyler Grey in Miami.
Rainbow's mom keeps it monochromatic at the Wonderland New Year's Eve Gala 2013 Presented By Insomniac Events at Anaheim Convention Center (which is thisclose to Disneyland).
The former Peep Show star plants one on her hubby at midnight.
Chris Brown is nowhere in sight, but his girlfriend looks stunning and seems to be enjoying herself at Supperclub in Hollywood.
The Bachelor lovebirds share a kiss during Joonbug.com's NYE bash at Bowlmor Times Square ahead of tying the knot Jan. 24!
The pop superstar kept it tame but thrilled the crowd in Times Square nonetheless when she sang "Adore You" and "Wrecking Ball" on Dick Clark's New Year's Rockin' Eve With Ryan Seacrest.
Pitbull's opening act and the Fast & Furious actor make for a dapper pair at Miami's AmericanAirlines Arena.