With her current momentum on 10, Nicki Minaj opted to crank the decibels even more by enlisting 50 Cent on the newest version of her Pink Friday 2 song “Beep, Beep.” “#QGTM SOUTHSIDE JAMAICA, QUEENS STAND TF UP!!!!!!!!!!!! He walked on this sh–. YIKESSSSSSSSSSSSSSS I am so honored to have him stop by #GagCity!!!! #PinkFriday2,” an excited Minaj exclaimed Monday …