21-year-old YouTuber MrBeast was one of the most-viewed YouTube creators in 2019 - check out how he got his start and found success with elaborate stunts and giveaways

• $4 star $4 recently launched $4 in honor of reaching 20 million subscribers on the video-sharing platform.
• MrBeast, aka Jimmy Donaldson, was $4, thanks to attention-grabbing stunts in which he often puts in hours of work and donates thousands of dollars.
• MrBeast actually got his start on YouTube at age 13 with video-game walkthroughs, but it took him years before he started to gain notoriety and find content that viewers wanted to watch.
• Here's how the 21-year-old YouTuber got his start in online video, and how he's able to give away millions of dollars to friends, unsuspecting streamers across the internet, and random strangers.
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