but in a pistons game an 11-year-old boy stole the show. abc s linzie janis has the story. 11-year-old antwan alexander s dream was to be on the detroit pistons dance cam. when he got his chance, he went for it. then the camera shifts to the pistons usher, shannon sales, who s been entertaining fans with his moves for years. he challenges the young groover to a dance-off. raise his arms up and want a challenge. so i went on. he was so hyped and the crowd was just behind i was like he s taking my crowd. reporter: fans can t get enough. and look at this new number, 2.5 million views and counting. i don t want to brag but i m good. i brought my a-game. i won. reporter: we wanted more.