Windell Dwain Middlebrooks, Jr. was an American actor and singer. He was most well known for his role in The Suite Life on Deck as Kirby Morris, a security guard on the cruise ship. He also starred in Body of Proof and Ace in the Hole.

For one season, he worked at the famed Texas Musical Drama, near Canyon, Texas. He started as a hospitality employee, yet he would go on to have a successful acting career on the stage and screen. Middlebrooks worked on The Suite Life on Deck, Hannah Montana, My Name is Earl, and Chocolate News. He is best known for his Miller High Life beer ads, playing a deliveryman who, if he considers the situation to be adverse to "the high life" (such as an expensive restaurant or a skybox at a baseball game), will confiscate all the Miller High Life from the location. He appeared in HBO's Entourage and portrayed a recurring character in the ninth season of Scrubs.

Middlebrooks was a guest on Adam Carolla's podcast on April 2, 2009. He also appeared on It's Always Sunny in Philadelphia as a character who marries a transsexual ex-love of Mac and has a child with her, of which Dee is the surrogate mother. He appeared as a regular cast member in the medical/procedural drama television series Body of Proof, playing an assistant coronor. The show premiered on ABC in March 2011 and ended in May 2013.

On March 9, 2015, Middlebrooks was found unconscious at his home in the San Fernando Valley, pronounced dead on arrival at a Los Angeles hospital. An autopsy revealed that he suffered a fatal pulmonary embolism. One or more arteries in his lungs had become blocked by a blood clot. Middlebrooks was 36 years old at his death.

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