You can tell this picture was taken before El Baile de la Muerte since they're smiling.
Image from the Tex-Mex (a.k.a. Rei Hiroe) doujin Der entartete Kunst.
Stamp template from [link]
I don't care whether or not you give me credit whenever or wherever you post this stamp. Just don't say you're the one who made it.
Fabiola and Garcia Lovelace, Black Lagoon © Rei Hiroe