Members-only is one thing.
A business where anyone can walk in off the street?
Different ball game.
It doesn't matter that it was flowers and cakes. You're using that to attempt diminish what has actually happened, which is wrong.
No-one's asking you to be gay, or to get gay married, or anything like that.
And even if it's "being forced down your throat" (to borrow a holy-shit-you-people-are-so-far-in-the-closet-you're-in-fucking-Narnia phrase), so what? So fucking what? The "normality" of WASP life is rammed down everyone's throat on a daily basis, so a little coming back the other way is bound to be good for you. Vive la difference, and all that.