Original sentence: They are currently playing the Canada Summer Festival with Hollywood Undead, Yeah Yeah Yeahs and Sting.They have also announced tour dates with Silverstein, Poison the Well, Oceana, Hollywood Undead, Red Jumpsuit Apparatus, Mest, and Madina Lake
Edited sentence: They also announced tour dates with Silverstein, Poison the Well, Oceana, Hollywood Undead, Red Jumpsuit Apparatus, Mest, and Madina Lake.They have also played at the Canada Summer Festival with Hollywood Undead, Yeah Yeah Yeahs and Sting