Birthday boy Sean and his sister, Lisa, plan to spend the weekend with their dad. But when he's called into work, they both decide to secretly tag along.
Terry's latest mission brings him and the stowaways to the galaxy's best wing spot, where ruthless killers, an old partner and intergalactic chaos await.
When Terry goes missing, Tess decides to leave the kids, Lisa and Sean, at home with grandma (Terry's mother, played by Leslie Uggams) to rescue him alone ... that is, unless the kids can find their own way into space, which they definitely do.
To win the battle, the Hendrixes must find and destroy the person who's secretly controlling the Beta Bots - with a little help from an unexpected ally.