Will Smith attends the Louis Vuitton Menswear Fall/Winter 2014-2015 Show as part of Paris Fashion Week on January 16, 2014 in Paris, France

Will Smith attends the Louis Vuitton Menswear Fall/Winter 2014-2015 Show as part of Paris Fashion Week on January 16, 2014 in Paris, France

*Jimmy Fallon announced that Will Smith and U2 will be his first guests when he takes over NBC’s “Tonight” show next month.

Jay Leno will wrap his two-decade run at the helm on Feb. 6 with Billy Crystal and Garth Brooks as guests. Fallon takes the baton on Feb. 17, debuting a week of shows at midnight following the network’s coverage of the Winter Olympics.

Host Jimmy Fallon of the television show "The Tonight Show Starring Jimmy Fallon" speaks during the NBC portion of the 2014 Television Critics Association Press Tour at the Langham Hotel on January 19, 2014 in Pasadena, California

Host Jimmy Fallon of the television show “The Tonight Show Starring Jimmy Fallon” speaks during the NBC portion of the 2014 Television Critics Association Press Tour at the Langham Hotel on January 19, 2014 in Pasadena, California

Fallon moves into his regular time slot a week later, followed by fellow “Saturday Night Live” alum Seth Meyers taking Fallon’s old gig as host of “Late Night.” Meyers will have his former “Weekend Update” co-anchor Amy Poehler as his first guest.

Below, Fallon gives us the early scoop on how far he’s come, and how his “Tonight’ show will look.