Sierra Marquina

Jay Z called in Madonna, Rihanna, Nicki Minaj and more power players to help launch his new streaming service Tidal in New York City on Monday — get details on the dramatic unveil and awkward photo op here

Rihanna killed it at the iHeartRadio Awards while performing new track "Bitch Better Have My Money" in green thigh-high boots and the shortest dress ever — watch

Taylor Swift took home three awards at the iHeartRadio Awards on Sunday, but she was so excited to meet Jane the Virgin's Gina Rodriguez that she got lost onstage after accepting her win for Best Lyric — watch the funny video here 

Kate Hudson told Wine Enthusiast magazine that she and ex-fiance Matthew Bellamy will forever be "family" and will continue working on their wine label together — read her quotes

Raven Symone gave Ancestory.com a shoutout during an interview with E! News, but unfortunately she doesn't seem to grasp what a continent is — witness her hilarious geography fail here

Kanye West got really excited when he met 93-year-old fashion icon Iris Apfel, and her response was perfectly calm, cool, collected, and slightly flirtatious — watch the funny Vine here

Taylor Swift and the very hot Calvin Harris have been spotted getting close in Nashville this week, and if the two aren't already official, here are 9 reasons why Swift should get on that ASAP

Jake Gyllenhaal packed on an insane amount of muscle to portray Billy "The Great" Hope in upcoming drama Southpaw — watch the intense trailer here

Actor Billy Zane jokes in a Funny or Die video that the One Direction fans' tweets about Zayn Malik are for him — watch

Jessica Alba, Chrissy Teigen, Cash Warren and John Legend all donned their swimsuits for a fun day in the sun while on a Caribbean vacation — see the pics!

The stunning, fabulous Real Housewives of Beverly Hills star Yolanda Foster revealed to DuJour magazine that, surprisingly, she shops at Target and has an AOL account — more here

Taylor Swift and Calvin Harris hung out together in Nashville and after pictures of them grocery shopping surfaced on Twitter, fans are speculating they're more than friends — see the pics

Liam Payne released an official statement on Thursday revealing that his One Direction bandmates are "deeply saddened" by Zayn Malik's decision to exit the group — read it here

Mad Men actor Jon Hamm spoke to Australia's TV Week about his recent stint in rehab, saying, "Life throws a lot at you sometimes"

Fifty Shades of Grey director Sam Taylor-Johnson is leaving the franchise and won't be directing the sequels — read her statement to Us here

Dina Lohan is looking for love with the help of Patti Stanger on Millionaire Matckmaker — watch a preview of Sunday's episode here

Mom of two Drew Barrymore told Glamour magazine that you feel like a "kangaroo with a giant pouch" after having kids — read her honest, funny quotes here

Scott Disick is set to host a party in La Vegas at 1Oak just days after leaving rehab — details

Harry Styles got emotional onstage while performing in Indonesia following Zayn Malik's exit from One Direction on March 25 -- plus, see teens all over the world freak out after hearing the news

Sources close to One Direction tell Us Weekly that Zayn Malik quit the band because he wasn't happy and couldn't handle the level of fame, an insider tells Us Weekly — more here

Rob Kardashian posted that bizarre Gone Girl Instagram about his sister Kim Kardashian because he feels "ignored," sources reveal exclusively to Us Weekly