Is ok to cheet on my wife if I ask him permison first?

I said to my pretty ladie wife now he is having babie he is get quyte fat and I'm only like womans with ee nice shape bodee and I fought I could ask him to letted me cheet on him, becas I met beootiful ladie at bar and he is veree nise to me he offer to let me pay her money and he do a privat danse for me so I tink i will ask him to be my other girlfrend is this ok?