Joel is seething when he discovers that Walker is back and wants to know exactly what Brendan is up to. Meanwhile, spurred on by Mercedes, a jealous Lynsey challenges Riley over his feelings towards Mitzeee. Desperate to prove his love for Lynsey, Riley suggests they should take their relationship to the next level. Elsewhere, Dennis is gutted to discover that the Savages have left. Also today, Lacey thinks she's found a new friend.