February 13, 2012 4:46 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 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look