s ▁ 1 9 7 5 ▁album ▁H air ▁of ▁the ▁Dog . ▁It ▁is ▁sometimes ▁called ▁" S on ▁of ▁a ▁B itch " ▁because ▁of ▁the ▁repeated ▁ly ric ▁in ▁the ▁hook ▁(" Now ▁you ' re ▁mess ing ▁with ▁a ▁son ▁of ▁a ▁b itch "). ▁The ▁song ▁is ▁about ▁a ▁char ming ▁and ▁manip ulative ▁woman ▁who ▁can ▁get ▁men ▁to ▁acqu ies ce ▁to ▁her ▁every ▁need . ▁The ▁singer ▁is ▁letting ▁her ▁know ▁that ▁she ▁has ▁met ▁her ▁match ▁in ▁him , ▁a ▁self - des cribed ▁" son ▁of ▁a ▁b itch ." ▁ ▁" H air ▁of ▁the ▁Dog " ▁uses ▁a ▁talk ▁box ▁extens ively ▁during ▁its ▁bridge . ▁The ▁song ' s ▁title , ▁which ▁does ▁not ▁appear ▁in ▁the ▁lyr ics , ▁is ▁a ▁pun ▁(" h air ▁of ▁the ▁dog " ▁= ▁" he ir ▁of ▁the ▁dog " ▁= ▁" son ▁of ▁a ▁b itch "). ▁ ▁As ▁a ▁stand alone ▁song , ▁it ▁only ▁chart ed ▁in ▁Germany , ▁where ▁it ▁pe aked ▁at ▁# 4 4 . ▁In ▁the ▁United ▁States , ▁because ▁the ▁H air ▁of ▁the ▁Dog ▁album ▁was ▁a ▁top - 2 0 ▁hit ▁on ▁the ▁album ▁charts , ▁the ▁song ▁received ▁extensive ▁air play ▁on ▁album - orient ed ▁rock ▁stations ▁( des p ite ▁" b itch " ▁being ▁a ▁border line ▁prof an ity ) ▁and ▁remains ▁in ▁the ▁play list ▁of ▁most ▁classic ▁rock ▁formatted ▁stations . ▁In ▁the ▁US ,