Rupert Grint is a wizard on the big screen and a Guinness World Record holder in real life! The star recently beat Sir David Attenborough's record for the fastest time to reach a million followers on Instagram, amassing the huge following in just four hours and one minute. Prior to Attenborough, Jennifer Aniston held the world record. Grint was able to dethrone the naturalist and the actress by simply posting a photo of himself holding his newborn daughter, Wednesday, on Nov.