Thomas was part of the Men's Team which won a bronze medal at London 2012, the first time a British gymnastics team had made it onto the podium for 100 years.
Thomas started training at the Earl's Gymnastics Club as a five-year-old boy and has been there ever since.
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Jordanne Whiley is to be awarded an MBE today, for achievements throughout her career, including a calendar Grand Slam.
There will be heavy and thundery showers and feeling warm and humid.
There will be early rain and then scattered showers.