S2, E4: When Gran announces it's time to choose a new Thunder Sisters Queen, Ugga assumes she's got it in the bag; after a series of challenges called the 'Thunder Games', it becomes clear Gran might not be ready to step down.

S2, E4: When Gran announces it's time to choose a new Thunder Sisters Queen, Ugga assumes she's got it in the bag; after a series of challenges called the 'Thunder Games', it becomes clear Gran might not be ready to step down.