PLUCK | Bluegrass fans in the Valley still have a chance to hear some great music this summer at the 3rd Annual WHYS Bluegrass Festival at Lake Altoona County Park. The festival features six great bands plus a fiddle contest, so there will be plenty of music for everyone who enjoys that “high lonesome sound.” The festival is a fundraiser for WHYS 96.3 FM, Eau Claire’s community radio station, and the lineup this year features some of the best pickers and grinners in the area, plus an encore performance from Ivory Bridge, who made the trek from Minnesota last year and “had a great time and ate the best beans and rice ever!” Informal jamming available plus beach, playground, and kids activities. More details. (Lake Altoona County Park, Beach Rd., Altoona; Sat. noon-7:00pm; $15, $18 family, free parking with admission)

CHUCK | You're a Good Man, Charlie Brown: Presented by Menomonie Theater Guild’s Red Cedar Youth Stage, you can sing along and laugh with Charlie Brown and the whole Peanuts gang in this delightful and heartwarming musical perfect for kids of all ages. (Mabel Tainter Center for the Arts, 205 Main St., Menomonie; Sat. 2pm and 7:30pm; $13, $9 kids under 13)

TRUCK | 1st Annual Eau Claire Big Rig Truck Show: This event features about 75 gorgeous semi-trucks from across the country, including award-winning show trucks, vendor booths, and live music on Saturday by Joey Holiday. A portion of proceeds benefits United Cerebral Palsy of West Central Wisconsin and the Eau Claire County Humane Association. (Oakwood Mall parking lot, 4800 Golf Rd, Eau Claire; Sat. 10am-7pm, Sun. 10am-7pm; free)

STRUCK | Confluence of Art Reception & Awards Ceremony: You’ll be struck by this exhibit showcasing artists from the Upper Midwest. The Biennial was created as a way to bring a wider range of contemporary artists and art to the Chippewa Valley. This year's juror is Danice Oudeans, visual artist and Assistant Professor of Art at UW-Barron County. Exhibition runs Aug. 17-Oct. 8. (Eau Claire Regional Arts Center; Sat. 6-8pm; free)

The rest of Saturday here. More of a Sunday person? This link's for you.