Ariana Grande Nervous to Host SNL, On Air with Ryan Seacrest

Ariana Grande tries to calm her nerves the day before hosting and performing on Saturday Night SUBSCRIBE: SEE MORE: On Air with Ryan Seacrest on YouTube The official home for video from On Air with Ryan Seacrest and Subscribe for exclusive celebrity interviews and music performances from American Idol and American Top 40 host Ryan Seacrest. Connect with On Air with Ryan Seacrest: Twitter: Snapchat: OnAirWithRya