He's only an M if he thinks that'll satisfy y'all...and even then, only if you don't accidentally trigger Beast Mode. He just likes the sexy time the four (or five) of you spend together, whatever it looks like.
So they skip the big ski trip as an event and then they skip Valentine's day. All the easy layups are right there. Could have had some cute scenes were they were making chocolate for him or letting him lick it off them. His goober friends teasing him for not getting chocolate or for getting lots of it.