You and a date are enjoying time at a fancy cocktail party, schmoozing it up with lots of people. As you pluck a drink off a tray, you turn and almost run into actor Kevin Bacon! You discover after a short chat that you both know your date. With perfect calm, you remark that it sure is a small world and that maybe that six degrees thing was true. In his interview with Dalton Conley, Duncan Watts confirms the work of Stanley Milgram, but also notes that the "six degrees" idea can apply to

Stanley Milgram introduced the idea of six degrees. according to this concept, every person knows another person and the gap between them is filled by approximately six intermediaries. It only takes six mutual contacts to get to know someone or become a contact.

In the above example, the date experienced the same thing in which they found people they both knew and appreciated the concept of six degrees.

I hope the answer was helpful.