Donikkl Mitmach-Konzert-Show is a German musical band formed in Regensburg by Andreas Donauer ("Donikkl") and is made up of professional musicians and educators.
The band became known to a wider public in 2008 with their song "So ein schöner Tag (Fliegerlied)" that became a favorite at many folk festivals like Gäubodenvolksfest, the Rosenheim Autumn Festival and at Munich's Oktoberfest in 2008.
Sandra Stumptner, under the pseudonym Antonia aus Tirol, also had a single hit with it.
Another recording of the song is by Die jungen Zillertaler.
The song has been subject to more than 50 released covers and translated into many languages.