Amber rages when Lenny clashes with Lydia over concerns about their granddaughter, and they end up ruining Charlotte's birthday party. Encouraged by Lenny, Annie feeds bogus information to Grant, but its violent consequences come home to roost. Stevie puts Bob's nose out of joint, while Pete's determination to get Caitlin back not only causes an unexpected announcement, but makes Danny feel unwanted in Shieldinch.