Shane's lie detector results stun Lacey and leave her in tears. Lisa tricks Stan with a surprising catfish. John makes a secret call to Kristianna's sister days before their wedding. Puppy hatches a plan to rid Amber of her ex.

Lisa hatches a plan for revenge while on a secret rendezvous. Shawn gets grilled by Sara's mom. Nicolle is faced with a big decision. Puppy shocks Amber with bad news. Kristianna loses it over her sister on her wedding day.