[achilles2000]

Lawrence Welk would probably be most effective - with lots of Myron Florin accordion solos.

[magslinger]

Lawrence Welk does "One Toke Over The Line".

[Dilbert San Diego]

I wish they could do this at theme parks such as Six Flags America in Maryland, or Six Flags Magic Mountain near LA. Both of these places have huge problems with gangs and out of control teens/young adults. They have ruined these parks for families with children.