Activity for Sarafina

So we were so excited started planning right away! We started buying things for favors , center pieces etc. We got everyone's address; I even perfected our invites! We even got the venue contract and FMIL looked it over.... *cue the tears and...

So my FH and I are trying to figure out if wedding favors are something we must have or not. I will either be making them or buying, but we cant seem to figure out what make a great favor. Any ideas?