Fearing there’s an intruder at Number 24, Kate gets the shock of her life when it’s Sienna, Brennan’s ex-girlfriend, who emerges from the bedroom. Kate immediately assumes that Brennan must’ve invited Sienna here – and that they’re getting back together. She voices her displeasure to Sheila, who calls Kate on her attitude… So you don’t want Brennan, but you don’t want anyone else to have him e... (thetvdb.com)