People News Pete Davidson celebrates Ariana Grande's birthday: "You're my favorite person" 06/26/2018 Pete Davidson is celebrating fiancee Ariana Grande's 25th birthday. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Ariana Grande Jimmy Fallon Mac Miller Pete Davidson The Tonight Show