School has already started in some districts, and for others, summer is quickly winding to a close. Here are 7 events you can attend to make the most of your waning days of freedom: Friday, Aug. 18: Pfloating Movie Nights The city of Pflugerville presents its final pfloating movie night of the season with a screening of "Moana." 8:15 p.m. $3 (children), $5 (adults). Scott B. Mentzer Pool, 901 Old Austin Hutto Road, Pflugerville. www.pflugervilletx.gov  Saturday, Aug. 19: Second annual Williamson County Overdose Day In recognition of the fact that 144 individuals die in the U.S. each day from a drug overdose, Williamson County is hosting an educational event. The county is asking attendees to bring a photo of loved ones for the event's memorial wall. The event will also feature a memorial walk and flower release. 9:30-11 a.m. Free. Lakeview Pavilion, 3300 E. Palm Valley Blvd., Round Rock. www.eventbrite.com/e/2nd-annual-williamson-county-overdose-awareness-day-registration-35998926759 Saturday, Aug. 19: KOKEFEST Radio station KOKE FM brings Robert Earl Keen, the Turnpike Troubadours and other acts to The Gin at the Co-Op District in Hutto. A portion of the proceeds benefits Honor Flight Austin. 3 p.m. $30 (general admission). 420 Hwy. 79, Hutto. www.kokefm.com  WORTH THE TRIP Saturday, Aug. 19: Bat Fest Attendees enjoy live music while 1.5 million Mexican free-tailed bats emerge from under the Congress Avenue Bridge. 4 p.m.-midnight. Free (age 8 and younger), $15 (age 9 and older). Congress Avenue Bridge, 100 S. Congress Ave. www.roadwayevents.com/event/bat-fest Sunday, Aug. 20: Car Show at Centennial Plaza The city of Round Rock presents a family-friendly car show in downtown Round Rock. No registration is needed to show off your car. 10 a.m.-1 p.m. Free. Centennial Plaza, 301 W. Bagdad Ave., Round Rock. 512-218-3260. www.roundrocktexas.gov  Sunday, Aug. 20: Kutz4Kidz This charitable event is back for another year, offering free haircuts, school supplies, food and wellness checks. 10 a.m.-3 p.m. Free. Hernandez Middle School, 1901 Sunrise Road, Round Rock. 512-671-2871. www.roundrocktexas.gov WORTH THE TRIP Sunday, Aug. 20: Rosé Day Easy Tiger patrons can savor a glass or enjoy a flight from a selection of French and American rosés while seated on a cozy patio. 11 a.m.-4 p.m. $8 per glass or flight. Easy Tiger, 709 E. Sixth St.  www.easytigeraustin.com/calendar/