Many of us have had the not-so-pleasurable experience of working our first job in fast food. Whether it's McDonald's, Subway, or Taco Bell, a lot of us had to grind through the grease and deal with crazy customers to land our first paychecks. The fast food industry is one of the largest in America with over 3.8 million fast food workers today. So, it's no surprise that some of the biggest celebrities also had to work their fair share of days in a fast food restaurant.

Knowing that someone like Brad Pitt landed their first paycheck as a fast food mascot can make the dirty first job a little more bearable. Check out all the celebrities who started their careers in fast food.

You'll never guess which musician got fired three different times from a fast food place.

Rachel McAdams Spent Three Years At McD's

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The Mean Girls actress worked at a local McDonald's for three years when she was in high school. Even though the gig gave her a financial start to her dreams, McAdams admitted to Glamour magazine that she wasn't exactly the best employee.

She told Glamour that she didn't pay much attention and even "broke the orange juice machine one day." Yep, sounds like a stereotypical teenager fast food worker to me!