On the rocks bartending has a strong understanding of what customers expect and want from a bartending service. We DO NOT believe in charging OUR customers additional fees for everything little thing. When we SAY. on the rocks is a full service. ALL inclusive and professional bartending Company; we stand by it. This is what makes US stand OUT amongst OUR competitors. We believe in developing good relationships and providing exceptional service; therefore. Making sure that every customer has a memorable experience with on the rocks.