Zack and Booth seem to be getting along just fine, but then why did Zack cut Booth's face out of his wedding photo?

Turns out that Brennan has a surprise for everyone else at her birthday party on Bones. "The Brain in the Bot" is the second episode of the show's 12th season.

Booth, Aubrey, and the team from the Jeffersonian spray down an attorney who refuses to leave their crime scene at an illegal chemical waste dumping site on Bones.

Booth mourns his old friend, Army Chaplain Aldo Clemmons, when he is found murdered on Bones.

Booth and Brennan search for clue to who murdered a tutor and left his body on Boner St. on Bones.

Booth enjoys himself at the Lumberjack Sports Regional Championship on Bones. "The Flaw in the Saw" is the sixth episode of the show's 12th season.

Dead bodies of people connected to Booth's old Army unit begin to pile up on Bones. "The Scare in the Score" is the seventh episode of the show's 12th season.

Booth faces issues with Brennan after they suffer a loss on Bones. "The Grief and the Girl" is the eighth episode of the show's 12th season.

Brennan gives the eulogy at her father's funeral on Bones. "The Grief in the Girl" is the eighth episode of the show's 12th season.

Booth and Brennan go undercover at the demolition derby on Bones. "The Steel in the Wheels" is the ninth episode of the show's 12th season.

So who do you think is going to be driving in the demolition derby? We're sure that Booth will want to take control but Brennan's definitely going to want to drive something other than her Prius. Perhaps they'll both be out there driving on the dirt.

No matter how it turns out, we know that having Buck and Wanda back is going to be entertaining. Having Booth and Brennan do some smashing and crashing as their alter ego's will be nothing but fun, and if that's not enough, they'll probably catch a killer too.