In 2000, Tatum was first cast as a dancer in Ricky Martin's "She Bangs" music video, after an audition in Orlando, Florida; he was paid $400 for the job. His experience in the fashion industry began as a model working for noted clients such as Armani and Abercrombie & Fitch. He soon moved into television commercials, landing national spots for Mountain Dew and Pepsi in 2002. He subsequently signed with Page 305 (Page Parkes Modeling Agency), a modeling agency in Miami. He was cast by Al David for Vogue magazine and soon after appeared in campaigns for Abercrombie & Fitch, Nautica, Dolce & Gabbana, American Eagle Outfitters, and Emporio Armani. He was picked as one of Tear Sheet magazine's "50 Most Beautiful Faces" of October 2001. Tatum signed with Ford Models in New York City.