first televised Democratic primary mayoral debate didn’t stop the rival candidates from slinging mud across their computer screens, prompting leading candidate Brooklyn Borough President Eric Adams to declare at one point, “Ohhh they’re feisty!”Here are some of the sharpest barbs from the showdown for the June 22 election : “Don’t get me involved in your daddy’s problems,” City Comptroller Scott Stringer told former Obama housing director Shaun Donovan, whose rich father has given millions to an