No their talking about Thing. The hand in adams family.

I just remember “CHILDS, GET THE FLAMETHROWER!”

T’was a lot of screaming and flamethrower noises at the end, so that’s perfectly understandable.

The person in the image in the OP also says “You’re an immature child” in their response. So the person you responded to was just joking, presumably

You must be fun at parties

runs away