Lydia has done their first race with GoodGym. Performing on the day is a lot of pressure; Lydia's dealt with the nerves and turned up on the day to make it happen.
The next time you see Lydia, they might be wearing black instead of red. They've completed 50 good deeds with GoodGym and have earnt their black t-shirt. Give them a nod when you next see them.