1. First, this adorable Captain Marvel superfan got the chance to meet Brie Larson at the premiere in London: Gareth Cattermole / Getty Images Brie was also interviewed by her and you can watch the video here! 2. This Girl Scout troop from Oklahoma showed off their best Supergirl poses with Melissa Benoist: View this photo on Instagram Instagram: @melissabenoist / Via instagram.com 3. This cute Shuri fan told Ryan Coogler how much Black Panther meant to her: Epix / Via Twitter: @nostalgiaonfilm You can watch the full video here! 4. This cute The Flash fan was emotional while meeting Grant Gustin on set: View this photo on Instagram Instagram: @grantgustin / Via Instagram: @undefined 5. Meanwhile, this powerful kid beat Grant Gustin in a race: Tap to play or pause GIF Tap to play or pause GIF Instagram: @grantgustin / Via instagram.com You can watch the full video here! 6. This Black Panther fan had the chance to chat with T'Challa himself, Chadwick Boseman: View this photo on Instagram Instagram: @chadwickboseman / Via instagram.com 7. An adorable Rose Tico cosplayer and Kelly Marie Tran got super emotional when they spotted each other on the red carpet: View this photo on Instagram Instagram: @chiefgeekphotography / Via Instagram: @undefined 8. This little Wonder Woman was comforted by Gal Gadot when they met at Comic Con: Youtube / Variety / Via youtube.com You can watch the full video here! 9. This Carl Grimes cosplayer thanked Andrew Lincoln for all his work on The Walking Dead: Jamie Mccarthy / Getty Images 10. This Batman fan swung by Star City to meet his other hero, Stephen Amell: View this photo on Instagram Instagram: @stephenamell / Via Instagram: @undefined 11. This adorable Felicity Smoak look-a-like told Emily Bett Rickards, "My brain is my superpower just like Felicity": Twitter: @jesileighs / Via buzzfeed.com 12. These little Ghostbusters thanked Kristen Wiig for saving the city at the premiere of the movie: Eric Charbonneau / AP 13. This Avengers superfan gave Chris Hemsworth some pointers on playing Thor: Alberto E. Rodriguez / Getty Images 14. Meanwhile, this Thor couldn't contain his excitement when he spotted Chris on the red carpet: Lisa Maree Williams / Getty Images 15. This Grey's Anatomy fan's dream came true when she was fitted for scrubs and got to meet Ellen Pompeo: Twitter: @GreysABC / Via Twitter: @GreysABC Here's the full video of Izzy's Make-A-Wish dream coming true! 16. This Doctor Who fan was thrilled to show off her costume to the Doctor herself, Jodie Whittaker: YouTube / Via youtube.com You can watch the full video of Anna meeting Jodie Whittaker here! 17. This suited-up kid chatted about Captain America vs. Iron Man with Robert Downey Jr.: Dave J Hogan / Getty Images 18. This Captain America fan showed off her Captain America bear to Chris Evans: Donald Bowers / Getty Images 19. This Creed and Black Panther fan was excited to meet Michael B. Jordan: YouTube / Via youtu.be You can watch the full video of Adonis meeting Michael here! 20. These little fans got to meet their Wynonna Earp heroes Melanie Scorfano and Dominique Provost-Chalkley: Twitter: @only1leia / EHCon / Via Twitter: @only1leia 21. And finally, after thinking Superman was actually dead, this fan was comforted by Jason Momoa: YouTube / Via youtube.com You can watch the full video here! Have your kids met any of their celeb heroes? Show us in the comments below!