Premise: When sports day comes around at school, it's always nice to have someone cheering you on. And it turns out, that's still the same even when you're a record-breaking, medal-winning superstar like Dina Asher-Smith. She told us how her mum and dad are her number one fans, and are always by her side when she's competing. Find out more about Dina Asher-Smith with our guide.
Hypothesis: Dina's mom plays her music around at school because she's her number one fan.