Joe Jonas showed off a tattoo of SpongeBob SquarePants on his upper thigh, and also gave fans a look at some of his other ...

Joe Jonas showed off a tattoo of SpongeBob SquarePants on his upper thigh, and also gave fans a look at some of his other cartoon ink inspired by Rugrats and Powerpuff Girls.

Joe Jonas has hidden tattoos, and he wants you to know it! On social media, Jonas shared a video with the caption, "You got ...

But that's not all, as the 35-year-old also showed off his tattoos of Chuckie Finster from Rugrats and Mojo Jojo from Powerpuff Girls in a Dec. 19 Instagram video which said, "You got tats right?" ...