NEW YORK, NY -- 'Saturday Night Live' rings in the holiday season with original shows on three consecutive weekends, beginning December 5 with Blake Lively and Rihanna both taking the stage in studio 8H for the first time.'Twilight' and 'New Moon' star Taylor Lautner will make his hosting debut December 12, with musical guest the Grammy Award-winning band Bon Jovi.On December 19, James Franco makes his second appearance as host of 'SNL,' with musical guest British rock trio Muse.