It's always fun to watch the reactions of people who are surprised by their favourite celebrities.
We all have a favourite celebrity, whether it's a musician or a sportsman, who makes our world a little bit better. That's why, when they pop in for a surprise visit, many fans go weak at the knees.
Whether it's a teenage girl being surprised by Mylie Cyrus or a grown-ass man meeting The Rock, the sheer joy and excitement are contagious.
The video below by YouTube's Trend Wave showcases ten times a celebrity surprised their fans, and it'll have you smiling from ear-to-ear! Cue Justin Bieber, Marshmellow, Will Smith, Neymar and more as they bring a few minutes of joy and a lifetime of memories for these lucky boys and girls.