Oh my days!
How does he get his foot this high!? How loose are his hamstrings? How can it be done? I refuse to believe it. This is a set up.
*Promptly starts jumping around the office trying to see if I can get my foot above my head.*
https://www.youtube.com/watch?v=si8Bk3oYaIc
hat-tip: Who Ate All The Pies