Sports stars can be a funny lot with their routines and superstitions.
You would think their outstanding talent and willingness to work at maximum capacity would be enough to see them through their careers.
But no, they also have a whole list of pre-match customs and rituals they like to carry out to convince themselves they are at the top of their games.
Cricket legends Sachin Tendulkar and Virat Kohli, tennis superstar Serena Williams, footballer Cristiano Ronaldo and athlete Usain Bolt are among those who have relied on sometimes bizarre behaviour.
The gallery above gives some of the more bizarre behaviours. To see the next image, just swipe, or click on the arrows if using a computer.
