Am I weird for having this fetish? Anyone else like it?

Me and my boyfriend have the most amazing sex I've ever had. seriously, amazing. each time we get kinkier, more rough etc. this fetish first started off (mind you I've never done this to a man) when I went down on him I'd lick his taint and suck his balls, then it went to eating his ass out, then today I fingered his ass while giving him head. I fucking love it. it's so weird because this would have grossed me out before. he likes it touched and licked but told me he's on the fence with getting it fingered. I think he likes it *he sure acted like he did* but maybe he's embarrassed. opinions? anyone else like this??