Tower of Power – “So Very Hard To Go”

So Very Hard to Go” is a torch song performed by American rhythm and blues band Tower of Power, issued as the second single from their eponymous third album. It was produced by the band and written by band members Emilio Castillo and Stephen Kupka, with Lenny Williams performing the vocals. The song is the band’s biggest hit to date in the United States, peaking at No. 17 on the Billboard Hot 100 in 1973. Source