apushatayid – Trust me the badchan gets paid a nice fee, he is not living of your tip. $5 – $10 is more than enough.
Enjoy your first Mitzvah tantz – you’ll see its not as bad as your Litvishe friends make it out to be. You might even come to agree to those of us who know that bringing the Kallah in to the men’s side during dancing is significantly less tzniyusdik.