Havelka has been the lead vocalist for the Original Prague Syncopated Orchestra (1976-1995) and for Ondřej Havelka and his Melody Makers (1995 to present), and has directed and appeared in musicals and award-winning music videos.
For the role of Mařenka in Smetana's The Bartered Bride, directed by Ondřej Havelka at the National Theatre in Brno, Vykopalová received a nomination for the Czech Thalia Price in 2006.
Ondrej Nepela Memorial | Ondřej Pála | Ondrej Pala | Ondřej Havelka and his Melody Makers | Ondřej Havelka | Ondrej Lenárd | Lumír Ondřej Hanuš | 2007 Ondrej Nepela Memorial | 1997 Ondrej Nepela Memorial |
The Original Prague Syncopated Orchestra split in 1995, actor and singer Ondřej Havelka with his colleague Karel Majer leaving to form their own ensemble, with Havelka as artistic director and lead vocalist, and Majer initially as bandleader but leaving after a year.