With apologies to Thin Lizzy, the boys — and girls — are back in town at Casino Beach as of Monday. That’s the kickoff to the 2021 spring break and tourist seasons. “We’ve been busy getting ready, getting geared up; we’ve hosted three different tryouts over the past few months,” said Alex Johnson, Water Safety Deputy Chief at Santa Rosa Island Authority. “Done interviews, we’ve done five different lifeguard training sessions, we’re starting our sixth now [and] we’ll have one more after that.”