Gibson Bobby Sjobeck

The unidentifiable and gruesome remains of a male bowler are found lodged in the automatic pinsetter of a bowling lane. Brennan’s father, Max Keenan (guest star Ryan O’Neal), is a member of the victim’s bowling team, but currently sidelined with an injury. With no clear lead in the case, Booth and Brennan go undercover and join the very competitive bowling team in hopes of finding clues about the victim. Upon meeting the victim’s teammates, including an arrogant 12-year-old bowling prodigy, it becomes apparent there could be many suspects in the case. Meanwhile, a very pregnant Angela anticipates her labor at any moment, but continues to work diligently via webcam to identify the murder weapon from the hospital.

When Barney prepares a comprehensive pre-nup, the other guys decide to propose relationship amendments to their significant others; Quinn is furious and makes a pre-nup of her own.

A kidnapper dressed as a clown re-emerges after 20 years; Jane's relationship with Casey grows more serious; Maura inadvertently gets in the middle of another relationship.

Toby's (recurring guest star Keegan Allen) new position in the Rosewood police department was to give the PLLs an upper hand on finally closing the door to Ali/"A's" game. But when a surprising bit of evidence appears, Toby is put in a difficult position with his job and with Spencer. Not one to trust the police or evidence "surprisingly" showing up, Spencer tries to convince Toby to stray from his moral gut reaction, which puts stress on their relationship. Meanwhile, Emily and Aria take drastic measures to keep control of situations that are out of their hands and could affect their future.

Frankie's holiday plans are threatened when her parents come to stay with the family.

Sue has a confrontation with a neighbor's sons; Axl is asked to help Brick with a gym requirement.