Crosby swaps spit with Lily on Parenthood this week.

Haddie earns early admission to Cornell University.

Zeek is diagnosed with an abnormal heart rhythm.

Jasmine asks Crosby to get them all tickets to Lily's concert.

Adam and Kristina tell Haddie she probably won't be able to go to Cornell.

Feeling mortal, Zeek buys a vintage vacation trailer.

Amy's parents invite Sarah to visit a university with them and Drew.

Julia is getting the nursery ready, but trying not to make Zoe feel uncomfortable.

Kristina and Amber pull off an incredible fundraising event for the Bob Little campaign.

Zeek reveals the true reason he bought the trailer.