It's Dazzler, from the X-Men! She's wearing her disco top but she's got shorts and roller skates on. She's doing a trick called "Shooting the Duck" but she's also making lights with her powers. She looks pretty jazzed about the whole thing.
https://files.mastodon.social/media_attachments/files/113/228/226/199/893/923/original/006142e0fbc88871.png