Okay, I now we've covered this before but please help me out.Who do you tip? What's the typical percentage (to go up or down depending on quality of service)?I've got:A jazz vocalist for 2hrsA DJ for 6hoursA cupcake lady making and delivering cupcakesA photobooth (which includes an attendant)A photographer for 6hrsA bartender (family friend getting paid) and her two granddaughters doing food service (tapas buffet, no actual serving...also being paid)THANK YOU!