steal the spotlight
To garner attention or praise at the expense of someone or something else. My brother is the star athlete of our high school, so no matter what I succeed in, he's constantly stealing the spotlight. We were just about to announce our engagement when Jeff and Tina stole the spotlight and revealed that they were going to have a baby.
steal the spotlight
and steal the show Fig.to give the best performance in a show, play, or some other event; to get attention for oneself. The lead in the play was very good, but the butler stole the show. Ann always tries to steal the spotlight when she and I make a presentation.