Bill Oddie is 4, Russ Abbot is 3, Tim Minchin is also a 4.
What am I talking about? Number of degrees from Vince Gill, the musical version of Kevin Bacon.
http://www.6degreesofvincegill.com/
I thought the Barry Cryer one was a bit dubious though and the cartoon character Betty Boop (who must have produced a record) isn't listed.
