It no longer means anything, Codey. It roughly followed the flagging of the old days. Gay, bi, top, bottom, oral.. err the other, kerchief in the left, right back jeans pocket, red, blue... but no longer has any significance other than to show you have some bit of flare.
If he wants to be Mr. Macho and still show support for you and Tim, he might do both... but you'd better kick in for the cost of the extra stud.
I opted out as one of my cats, Squeakie, who is nearing 10 years old, still thinks it is cute to suck on daddy's ear lobes from time to time.