Jenny Aberle, Fargo, N.D., lets her dreadlocks fly as she and thousands of Wakarusa Festival partiers dance to Spearhead on Friday evening at Clinton State Park.

Photo by Nick Krug

Singer-songwriter Samantha Stollenwerck, who plays what she calls "Cali Soul," thanks the crowd after performing at the Wakarusa Camping and Music Festival. The festival concludes on Sunday.

Photo by Thad Allender

Scott Jacks of Kansas City, Mo. dances as the sun goes down over Wakarusa Fest.

Photo by Nick Krug

Richie Stevenson 16, Lawrence, tries his hand on a three wheeled sit down bike.

Photo by Richard Gwin

Dawn Dabek, 22, of Glenwood Springs, Colo., dances during Wakarusa Festival Friday.

Photo by Richard Gwin

Gary Thomas, center, is head of security at Wakarusa Festival. He is flanked by two of his workers, Mike Wright and Mike Patrick, both of Tulsa, Okla.

Photo by Richard Gwin

Camp grounds filled during day one of Wakarausa Fest.

Photo by Richard Gwin

Sarah Smart, 22, of Iowa City, Iowa, poses for a picture through a cut-out posterboard Friday afternoon at Wakarusa Festival.

Photo by Richard Gwin

Cory Vanoort, 21, of Minn. and Alaina Hartner 20, of Virginia, resting during a break in music.

Photo by Richard Gwin

A psychedelic blur trails Ashley Matson, Lafayette, Ind., left, and Rachel Darling, Bloomington, Ind., as the two dance into the night Thursday at Wakarusa Festival.

Photo by Nick Krug

Gene Joslin, Parsons. a former radio personality for 30 years on KLKC in Parsons, left, and Jesse Fiske, a member of the band The Hackensaw Boys from Charlottesville, VA., share a bench outside the Lawrence Holidome as Fiske practiced on a guitar. The Hackensaw Boys played Thursday afternoon at the Wakarusa Music and Camping Festival and Fiske and Joslin were sitting outside the motel Friday.

Photo by Mike Yoder

The Wakarusa Festival was filling to capacity by late afternoon and the long line of traffic was almost gone by 5 p.m.

Photo by Richard Gwin

J J Gray of Mofro from Jacksonville, Fla., gets the crowds started Friday afternoon.

Photo by Richard Gwin

Gary Scheller, right, from Omaha, Neb., dances to the sounds of Assembly of Dusk during the second day of the Wakarusa Camping and Music Festival on Friday at Clinton Lake.

Photo by Thad Allender

Avery Smith, 3, from Springfield, Ill., tries to catch up with his parents on the trek from performance stage to performance stage at the Wakarusa Camping and Music Festival. The all-ages festival concludes on Sunday.

Photo by Thad Allender

Kim van de Kerkhove, from Denver, splashes water on her face to help cool herself down at the Wakarusa Camping and Music Festival. Depsite high temperatures, low humidity made Friday tolerable for most festival-goers at Clinton Lake.

Photo by Thad Allender

Sara Truitt, of Denver., and Mike, of St. Louis, dance to the music of the band Spearhead at the Wakarusa Festival on Friday. Truitt is originally from the Kansas City area and says she loves coming back to the festival each year to see her friends. "It's like a big family reunion," she said.

Photo by Rachel Seymour

Melissa DeCook, South Bend, Ind., dances during a performance at the Wakarusa Festival on Friday. There is so much to do at the festival with the lake, bike trails and music, she said. This is DeCook's second year at the festival.

Photo by Rachel Seymour

Denver Co., residents Tonja Lawson, left, and Christine Vits shampoo and condition their hair using water from one of the drinking hoses at the Wakarusa Festival on Friday. Lawson and Vits' boyfriends are in the band Oakhurst, which is performing at the festival for the first time this year.

Photo by Rachel Seymour