Shane Blades

Amy and Sheldon host a Valentine's Day edition of Fun With Flags, and Penny and Leonard wrestle with getting older. In the meantime, Howard and Bernadette make a discovery in their hot tub, and Raj is torn between Emily and another woman.

While at a lunch seeking Pruitt's blessing for their relationship, Andy and Sullivan jump into action when immigration officials raid the restaurant. Travis gets roped into an awkward lunch with Chief Dixon, Emmett and Emmett's girlfriend.

Things get complicated as the crew battles a fire at a storage facility. Dr Jackson Avery visits from Grey Sloan and ends up collaborating with old pal Ben Warren.

Mary and Sheldon's drama teacher Mr Lundy clash over plans for a Halloween haunted house fundraiser for the church.

While Ray receives compromising information on Cochran, the FBI boss interrogates Mickey. Elsewhere, Abby grows closer to a surprising new friend.

Parker discovers he's a victim of identity theft while investigating the unusual murder of a Navy ensign; Knight and Jimmy face hurdles in their relationship as their connection heightens.