16) Everything is better with a cat!

Your brain is protected by your skull and your skull is protected by your cat.
17) Everything turns into small skull tattoos

Even tapes can make a great skull tattoo idea.
18) Memento Mori

Time flies by. Your skull remains the same.
19) Keep your small skull tattoos fancy!

Add some flowers to tone down the creepiness of your skull tattoo idea.
20) Right through the eye!

Poor skull got shot once again, this time through its eye.