Five reasons; two shown below:


bluebird of bitterness has some great humour about race.
More of Bob’s wacky humour, here.
(See also the previous post, and also here.)
Some wacky visual humour for ya. (HT: DG)
As DG’s Tim of Angle sez:
Bob is a seriously disturbed person.
Not that there’s anything wrong with that….
More of Bob’s humour here (see second link).
#4 and #3 are creepy, indeed; #2 isn’t really parenting; #1 isn’t a popular enough to truly be a fad, and hopefully #5 isn’t either.