The Superstars of Gymnastics Training at the O2

The transcript praises a gymnast's performance, describing it as impressive and incredible. It acknowledges the gymnast as a future superstar in the field of gymnastics.

What was the overall impression given in the text?

How did the speaker feel about the performance?

What adjectives were used to describe the performance?

Who is referred to as one of the superstars?

What event is being discussed in the text?