Professional dart players:

Michael van Gerwen (NED) - currently No. 1 in the PDC world rankings

Gary Anderson (SCO) - reigning PDC world champion and second in the world rankings

Phil Taylor (ENG) - 16-time world champion and fourth in the PDC world rankings

Peter Wright (SCO) - PDC world ranking third

Wayne Mardle (ENG) - former PDC professional player and five-time World Cup semi-finalist

Mensur Suljovic (AUT) - 8th place in the PDC world rankings

Max Hopp (GER) - best German darts player, 38th place in the PDC world rankings

Rowby-John Rodriguez (AUT) - 41st place in the PDC world rankings

Celebrities:

Cult manager - Reiner Calmund

Star chef - Steffen Henssler

Folk music star - Stefanie Hertel

Football player - Lothar Matthäus

Star chef - Tim Mälzer

Moderator - Matthias Opdenhövel

Wrestler - Tim Wiese

Sports presenter - Laura Wontorra

Professional dart players:

Michael van Gerwen (NED) - world number one and double world champion

Peter Wright (SCO) - UK Open winner and second in the world rankings

Gary Anderson (SCO) - double world champion, Premier League winner

Phil Taylor (ENG) - 16-time world champion and darts legend

Rob Cross (ENG) - reigning world champion

Raymond van Barneveld (NED) - five-time world champion

Max Hopp (GER) - Junior World Champion

Martin Schindler (GER) - most successful German in 2017

Celebrities:

Tim Wiese - former national goalkeeper and defending champion

Fabian Hambüchen - Olympic champion

Stefan Effenberg - former footballer

Ruth Moschner - TV presenter

H.P. Baxxter - Scooter Front Man

Fernanda Brandao - presenter

Frank Rosin - star chef

Marcel Scorpion - Youtuber