Say it in a love song: Stockton quartet lends old-time joy to Valentine’s Day weekend

INSIDE A LODI HOME decked in a swath of pink and red, Dave Harmon, with a melodic flourish of his harmonica, signaled the start of a barbershop quartet’s romantic ballad. 

“Valentine’s greetings,” vocalized the four members of “4 Heaven’s Sake” as they donned ribbon-trimmed straw hats before singing the classic song “Let Me Call You Sweetheart.”