Would you believe this is National Accordion Awareness Month 2007 as described on this site
The young talent on the accordion is the enigmatic Marcello Maio (In Siberia Tonight Show SBS TV) with friends associated with the fun group Monsieur Camembert. This group is an example of the popularity of the piano accordion as they (with groups world wide) use it in klezmer, swing, jazz, gypsy swing, Latin and Eastern European traditions. Perhaps the instrument was most popular until the Beatles made the guitar supreme.
The art of dance from Europe is lively with interesting traditional forms - both coy and camp