From The Masked Singer Season 1 Episode 7.
Donnie Wahlberg is the White Rabbit.
"I have 17 tattoos on my body"
Jenny McCarthy: "17 tattoos? Doesn't surprise me. He's taken on this role of psychotic bunny.
Full Episode: https://www.fox.com/watch/903b56b407eb30598797448290329afa/
Clip regarding 17 tattoos is at 30:10.
The Masked Singer: Donnie Wahlberg Responds to Rabbit Speculation (Exclusive)
YT: https://www.youtube.com/watch?v=yw2u8FDobqI