To beg for food or money on the streets, an allusion to Wu Zixu begging in the market of Wu.

to beg on the streets; to fall into utter destitution (allusion to Wu Zixu's exile and humiliation in the Records of the Grand Historian)

A virtuoso piper winning over a beautiful woman; specifically the legend of the musician Xiao Shi winning the hand of the daughter of Duke Mu of Qin.

reed-pipe wind instrument (sheng) and vertical bamboo flute (xiao)