P!nk Sings Fall-Themed #Hashtag Songs On 'Fallon'“Fall is here to remind you/ of the allergies you thought went away."
Miley Cyrus and Jimmy Fallon Photobomb NYC VisitorsCyrus and Fallon popped into view with props including umbrellas and a giant hotdog.
Watch Demi Lovato & Jimmy Fallon Have a 'Lip Sync Conversation'The exchange featured lyrics from Adele, DJ Khaled, Ed Sheeran, Miley Cyrus and more.
WATCH: All #HandInHand Benefit Performances & Celeb SpeechesClick here to watch Beyonce, Justin Bieber, Demi Lovato, Luis Fonsi, Blake Shelton & more at the #HandInHand benefit.
WATCH : Luis Fonsi on The Tonight ShowLuis Fonsi was on the Tonight Show last night! Check out his performance here and see how he came up with the song "Despacito"!
WATCH : Kesha on The Tonight ShowDid you see Kesha performing "Praying" on the Tonight Show? Grab the tissues and watch here! SO GOOD!
Justin Timberlake Returns to Camp Winnipesaukee with Jimmy FallonThe two sing 4 Non Blonde's hit song "What's Up" and Gloria Estefan's "Rhythm Is Gonna Get You."
WATCH : Bebe Rexha and Louis Tomlinson on The Tonight ShowDid you catch Bebe Rexha and Louis Tomlinson on The Tonight Show last night? AMAZING! Watch here!
WATCH : Ellie Goulding and Kygo on The Tonight ShowDid you see Ellie Goulding and Kygo performing together for the first time on Jimmy Fallon? It's was "First Time" - get it? :p Watch here!
WATCH : Fifth Harmony on the Tonight ShowHoly Harmonizers! Did you see Fifth Harmony on Jimmy Fallon last night with Gucci? Watch it here!
Harry Styles Gets Wish Granted by Stevie NicksIn addition to acting on the show, Styles talked about the role he played in the upcoming movie, Dunkirk, which opens in theaters Friday (July 21).
WATCH : Macklemore and Skylar Grey on the Tonight ShowMacklemore has some new music with Skylar Grey! Check them out performing it live on the Tonight Show!