André Rieu is a conductor from Maastricht, the Netherlands, making classical concerts to young and old in his own way all over the World with a mix of classic music, operetta, musicals and popular music. And the people watching the show is important too. They always take part in the acts like in the video.
Concerts, TV Locations, Entertainment - Misc
He conducts his own Johann Strauss Orchestra.
His annual concerts at the Vrijthof in his hometown is the most famous of all and people travel here just to see the show. Often shown on TV.
Links: en.wikipedia.org, www.youtube.com