Grace VanderWaal and Jimmy Sing with Their Mouths Full

Jimmy and America's Got Talent winner Grace VanderWaal take turns stuffing their mouths full of marshmallows and trying to guess as many songs the other is trying to sing as they can in 30 seconds. Subscribe NOW to The Tonight Show Starring Jimmy Fallon: http://bit.ly/1nwT1aN Watch The Tonight Show Starring Jimmy Fallon Weeknights 11:35/10:35c Get more Jimmy Fallon: Follow Jimmy: http://Twitter.com/JimmyFallon Like Jimmy: https://Facebook.com/JimmyFallon Get more The Tonight Show Starring Jimmy Fallon: Follow The Tonight Show: http://Twitter.com/FallonTonight Like The Tonight Show: https://Facebook.com/FallonTonight The Tonight Show Tumblr: http://fallontonight.tumblr.com/ Get more NBC: NBC YouTube: http://bit.ly/1dM1qBH Like NBC: http://Facebook.com/NBC Follow NBC: http://Twitter.com/NBC NBC Tumblr: http://nbctv.tumblr.com/ NBC Google+: https://plus.google.com/+NBC/posts The Tonight Show Starring Jimmy Fallon features hilarious highlights from the show including: comedy sketches, music parodies, celebrity interviews, ridiculous games, and, of course, Jimmy's Thank You Notes and hashtags! You'll also find behind the scenes videos and other great web exclusives. Grace VanderWaal and Jimmy Sing with Their Mouths Full http://www.youtube.com/fallontonight

Comments

1. She must have Dutch ancestors because I live near a city not far off from the 'Waal River'. Funny to see some Dutch ancestry in modern-day American surnames.
2. Omg her voice cracked so many times it's so adorable
3. Her voice is like a young sia. And I love it
4. She's soooo annoying that voice tho
5. She low key looks like little Debbie
6. it really pleases me, that he wants her to spit away from the camera, cause she might not think of it.
7. when ur high asf
8. Well at least can someone explain me what is that bye, bye, bye ?
9. WHY IS SHE SO BEAUTIFUL???!!!! 😘😍😘
10. WOW I FEEL OLD SHE DOESNT KNOW BYE BYE BYE
11. omg
12. lmao bye bye bye isn't even old
13. A 10 Year old... on a Show that is watched by millions...
    Please tell me this is a record for Youngest Person on a Live TV Show
14. Bye bye... what😭😂
15. "Bye bye bye" "I'm so old" LOL
16. That's exactly how i feel when someone born in the 70's asking me (born in late 80's) if i have heard of Wham! lol.
17. Oh come on grace! 😂 we are the same age and I even know Bye Bye Bye 😂😂
18. Grace is so funny 😂 .
19. "Christina Aguilera?" jausishsushsuaoahsishaoq