THON participants learn the 2015 line dance at the Bryce Jordan Center on Friday. / Photo by Nick Thomas

The Penn State Club Cheerleading team performs before THON 2015. The team also participates in fundraising efforts for the Four Diamonds Fund throughout the year. / Photo by Caity Kramer

The Nittany Lion mascot runs through a human tunnel to get to the Bryce Jordan Center for THON 2015 Friday. / Photo by Nick Thomas

THON participants embrace as they make their way through a human tunnel to the Bryce Jordan Center for THON 2015 Friday afternoon. / Photo by Caity Kramer

HOPE Express runners dance in the official beginning of THON 2015 Friday. / Photo by Luke Smith

THON 2015 dancers make their way through the human tunnel on the floor of the Bryce Jordan Center on Friday. / Photo by Nick Thomas

THON dancers relax on the floor of the Bryce Jordan Center before the start of THON 2015 on Friday. / Photo by Nick Thomas

THON Executive Committee members celebrate the official start of THON at 6:00 p.m. Friday. / Photo by Luke Smith

Christie Valdiseeri, a junior majoring in dance and a member of Kappa Delta sorority, rehearses parts of the line dance during THON 2015 Friday night. / Photo by Nick Thomas

A THON dancer shows her excitement as she enters the human tunnel on her way to the Bryce Jordan Center for THON 2015. / Photo by Caity Kramer

THON weekend officially begins as members of the Executive Committee raise their arms as dancers stand to begin the 46-hour no sitting or sleeping dance marathon. / Photo by Caity Kramer

Committee Members and THON volunteers cheer as dancers make their way from the Multi-Sport Facility to the Bryce Jordan Center. Volunteers line the path to give high fives, hugs and cheers of encouragement to get dancers excited for the 46-hour dance marathon. / Photo by Caity Kramer

Participants learn the THON 2015 Line Dance in the opening hours of THON Friday. / Photo by Luke Smith

Dancer Erica Konston learns the THON 2015 Line Dance during the opening hours of THON in the Bryce Jordan Center on Friday. / Photo by Luke Smith

Runners from HOPE Express gather for a selfie after ushering in the official start of THON 2015. / Photo by Luke Smith

Dancer Relations captains teach the THON 2015 Line Dance at THON 2015 Friday night. / Photo by Luke Smith

Joshua Johnson tap dances with the Penn State Blue Band drumline during the Pre-THON show in the Bryce Jordan Center on Friday. / Photo by Luke Smith

Members of the Penn State Blue Band drumline perform during the Pre-THON show Friday. / Photo by Luke Smith

Jordan Zabady, known as JZizz, performs at THON using his beatboxing skills and music looping. / Photo by Emily Martin

Penn State's National Honor Society for Dance Arts performs at THON 2015. / Photo by Emily Martin

THON Dancer Relations captains perform the hourly line dance. / Photo by Emily Martin

Austin Boccardi, a THON dancer from Penn State Lehigh, reacts to getting sprayed with a water gun. / Photo by Emily Martin

Shades of Blue, an a cappella group at Penn State, sings for THON dancers. / Photo by Emily Martin