Vault-Tec C.E.O.

Yes, I Play with Dolls and Vault-Tec C.E.O. are achievements earned by locating and getting Vault-Tec bobbleheads.

Gameplay
Ten bobbleheads are needed for achievement/trophy "Yes, I Play with Dolls" and all 20 must be collected for "Vault-Tec C.E.O."