With Taylor Swift bumping into her lookalike on Tumblr, we've found some other fans who look A LOT like celebrities...
Whitney Houston: Duets Pt. I
We take a look at some of the greatest Whitney duets...
As she rose to worldwide fame, Whitney made a lot of famous friends, and collaborated with many of them.
To commemorate and celebrate Whitney's life after she tragically passed away last weekend, we look at some of the greatest joint-performances of Whitney's glittering career.
Watch some of her best duets below:
With Enrique Igelesias: 'Could I Have This Kiss Forever'
With George Michael: 'If I Told You That'
With Mariah Carey: 'When You Believe'
With Mary J. Blige: 'Ain't No Way'
With Stevie Wonder, Luther Vandross, and Dionne Warwick: 'That's What Friends Are For'
There's nothing better than seeing celebrities before they were famous. Check out the best A-list throwback snaps here...