He's defied belief at times in his athletics career, but now he's retired from the track, Usain Bolt has turned his attentions to another sport.
The 31-year-old, who won an outstanding eight Olympic gold medals and holds the world records for the 100m and 200m. But he's focused on football now.
However, he's expressed his desire many times that he would love to sign for Manchester United, the team he supports.
Bolt may well view his Soccer Aid charity match at Old Trafford in June as his unofficial trial for the Red Devils, but in the mean time, he has posted an Instagram video of him training for his big day.