Among the competing artists were former Melodifestivalen winners Tommy Nilsson ( 1989 ) and Martin Stenmarck ( 2005 ) . Krista Siegfrids had also participated in the Eurovision Song Contest in where she represented Finland . Ace Wilder , After Dark , Anna Book , David Lindgren , Dolly Style , Isa , Linda Bengtzing , Mattias Andréasson , Molly Pettersson Hammar , Molly Sandén , Oscar Zia , Panetoz , Patrik Isaksson , Pernilla Andersson , Samir and Viktor , Swingfly and Uno Svenningsson have all participated in Melodifestivalen during previous editions . In addition to having participated in Melodifestivalen previously , Molly Sandén also represented Sweden in the Junior Eurovision Song Contest 2006
Junior Eurovision Song Contest 2006
Junior Eurovision Song Contest 2006
Melodifestivalen 2016