Little Johnny's Grandma tells him what his grandpa's Christmas gift is. Then Little Johnny walks over to his grandpa and says "Can you guess what your gift is." and then his grandpa sticks his hand into Johnnys pants and swishes his stuff around and then after 10 minutes he guesses the right answer. Johnny's like, "Woah, how'd you guess that?" then grandpa's like, "I heard you when you were talking to grandma..."