Naraku-ku-ku -he can laugh at his own name.

Naraku-ku! -He's ku-ku for Shikon Shards!

Jaken: So what are we doing tonight, Sesshou-maru-sama?
Fluffy: Same thing we do every night, Jaken.
Jaken: Try to get your brother's sword?
Fluffy: No, Jaken. Try To Take Over The World!!
Jaken. Oh. Right. That too.

Jaken -He was Toad's stunt double in the X-man movie.

Jaken: So what are we doing tonight, Sesshou-maru-sama?
Fluffy: Samething we do every night, Jaken.
Jaken: Try to take over the world?
Fluffly: No, try to find a babysitter for Rin. I need a nap...

Sesshou-maru's second job is selling youkai Avon door to door. How else can you explain his stripes changing from red to fuchsia? "But Dah-ling, this shade will look sooo much better on you!"

Jaken: So what are we doing tonight, Sesshou-maru-sama?
Fluffy: Samething we do every night, Jaken.
Jaken: Alright, but this time Rin can put the tutu on the kappa for the underwater ballet.
Fluffy: .... You are a sick strange little man...

Naraku gets jumped by animal rights activists for wearing baboon fur.
*flip side*
Naraku gets jumped by animal rights activists thinking he is a baboon.