Please be as specific as possible when letting us know what is missing or incorrect. For example, say "this game's trophy difficulty should be 8/10", with a link to a website corroborating this difficulty estimate (if possible), not "this game's trophy difficulty is wrong".
Add Justin Bieber Pack 01 to your Rock Band song library. Pack includes 'Boyfriend,' 'Love Yourself,' 'Sorry' - Justin Bieber. Compatible with Rock Band 4 only. For music credits, visit www.rockband.com.