I'm all squirmy now - A Littles way of saying they're getting a boner and want to

A Littles way of saying they're getting a boner and want to play, but they're too chicken to say it straight.

'I'm all squirmy now' after seeing their crush wearing a hat they thought was cute.

'I'm all squirmy now' when they saw their favorite band on TikTok.

'I'm all squirmy now' after their friend said they were going to play video games.