伯贤毛腿肩上扛
[bó xián máo tuĭ jiān shàng káng]
A humorous reference, possibly referring to carrying a pet like B-hyung (the pet's nickname) on one's shoulder; '毛腿' generally means furry legs which can describe an animal's legs. Or '伯贤' could be related to the EXO member's stage name, expressing affection and familiarity between fans.