1
general::
Also, steal the spotlight. Be the center of attention, as in The speeches were interesting but Eliza's singing stole the show. This idiom alludes to unexpectedly outshining the rest of the cast in a theatrical production. [First half of 1900s]
American Heritage Idioms
2
general::
Phrase(s): steal the show
Go to steal the spotlight and steal the show
McGrawhill's American Idioms And Phrasal Verbs