Jessica Biel is super concerned about Justin Timberlake right now! Perezcious readers know the pop star faced some controversy while out on the road for the Forget Tomorrow World Tour. Between the poor ticket sales, last-minute show cancellations, diva moments with the crew, and now backlash for barely singing, it's a mess! Fans slammed Justin after he performed at the Electric Castle music festival in Romania because he would sing only a few words of a song before pointing the mic at the crowd and asking THEM to sing! You know, rather than doing his actual job! Take a look (below): @andreeama...