Elle King makes her Rock Band debut with the platinum selling single “Ex’s & Oh’s” which also hit number-one on the Billboard Hot Rock Songs and Adult Top 40. Fall Out Boy returns to Rock Band with the epic, horn-soaked “Irresistible”, the third single from their number-one album American Beauty/American Psycho. Canadian Vine star Shawn Mendes also comes to the game for the first time this week with “Stitches” which hit the top of the Billboard Mainstream Top 40 chart and went double platinum. Walk The Moon’s synthy anthem “Different Colors” is the second single on the band’s 2014 album Talking is Hard.  Rounding out this pack is The Weeknd’s 4x Platinum song “I Can’t Feel My Face” which Rolling Stone named the best song of 2015.