February 13, 2012 7:46 pm Whitney Houston on “Tonight Show” (1999) In this archive clip from Jan. 13, 1999, singer Whitney Houston appears alongside Jay Leno. Clip provided courtesy of “The Tonight Show With Jay Leno.” US & World Videos 1:49 Jay Leno and wife Mavis step out on a date night following her dementia diagnosis 5:44 Drake Bell talks overcoming substance abuse and his darkest moments 1:42 Emily Blunt says her daughters were impressed by Taylor Swift's praise for her and Ryan Gosling's ‘SNL' song 3:47 Ryan Gosling and Mikey Day dress as ‘SNL's' ‘Beavis & Butt-Head' for ‘The Fall Guy' premiere 2:56 Kelly Clarkson jokes Jim Gaffigan is the Brock Purdy of dads