Luke= my brother Mercy= my soon to be sister-in-law Oh dear lord Luke...of course. Best way to propose to a girl is through world chat. You random nerd Anywayyyyy, dismissing that subject Luke and Mercy are getting married! Meh two favorite people. Of course Mercy would've been mine if I wasn't with Ariana... Date? God I don't know...guest list? I dont know....but I'm the wedding person. So now I'll help pick out Mercys dress, help pick out Lukes tuxedo. My brother in a tux? Sexy.. JOKING MERCY! Seriously though..Luke In a tux would be sexy. Of course, I've seen him before...but with suspenders -facepalm-