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Her name is Monique Alexander (aka Alexandra, Briana Burke, Caressa Royalle, Jamie, Monique, Monique Alexan, Monique Richards, Monique Sunshine, Savannah Moore), from tonightsgirlfriend's Vanilla episode. The scene is also featured in the movie Tonight's Girlfriend 37. And here are the links: http://tinyurl.com/zoq6tfn (the sequence in the gif is around the 18:15 mark); http://tinyurl.com/h7pkkmu .