A submarine mishap ruins a romantic outing for Carter and Allison, and Jo must sort through pranks at Global Dynamics to save them.
Smarter Carter - Eureka (5.09)
Allison's brother visits to meet her new husband; Carter's intelligence mysteriously begins to grow exponentially.
The Honeymooners - Eureka (5.10)
Carter's honeymoon with Allison is complicated by saboteurs in Eureka.
Source: TV Guide