'Smurfs 2' premiere (16 images)

Actor Neil Patrick Harris, the voice of Patrick in the motion picture animated comedy "The Smurfs 2", attends the premiere of the film at the Regency Village Theatre, in the Westwood section of Los Angeles on July 28, 2013. The Smurfs join forces with their human friends to rescue Smurfette, who has been kidnapped by Gargamel since she knows a secret spell that can turn the evil sorcerer's newest creation - creatures called the Naughties - into real Smurfs. UPI/Jim Ruymen

Singer and actress Katy Perry, the voice of Smurfette in the motion picture animated comedy "The Smurfs 2", attends the premiere of the film with her grandmother Ann Hudson at the Regency Village Theatre, in the Westwood section of Los Angeles on July 28, 2013. The Smurfs join forces with their human friends to rescue Smurfette, who has been kidnapped by Gargamel since she knows a secret spell that can turn the evil sorcerer's newest creation - creatures called the Naughties - into real Smurfs. UPI/Jim Ruymen

Singer Britney Spears, who performs "Ooh La La" in the motion picture animated comedy "The Smurfs 2", attends the premiere of the film with her son Sean Federline (R) at the Regency Village Theatre, in the Westwood section of Los Angeles on July 28, 2013. The Smurfs join forces with their human friends to rescue Smurfette, who has been kidnapped by Gargamel since she knows a secret spell that can turn the evil sorcerer's newest creation - creatures called the Naughties - into real Smurfs. UPI/Jim Ruymen

Director Raja Gosnell and his wife Celeste attend the premiere of his new motion picture animated comedy "The Smurfs 2", at the Regency Village Theatre, in the Westwood section of Los Angeles on July 28, 2013. The Smurfs join forces with their human friends to rescue Smurfette, who has been kidnapped by Gargamel since she knows a secret spell that can turn the evil sorcerer's newest creation - creatures called the Naughties - into real Smurfs. UPI/Jim Ruymen