Summer Glau will be guest starring on a Season 8 episode of Castle next to former Firefly costar Nathan Fillion.
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Rick ends up on stage when he and Beckett investigate the murder of a cruise ship entertainer on Castle. "Mr. & Mrs. Castle" is the eighth episode of the show's eighth season.
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But maybe Kate Beckett should put her clothes back on if she plans on fighting crime.
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We really do want to see our beloved team from the 12th working together once again.
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Esposito doesn't appear nearly as excited as Castle but we're really hoping that the boys are all playing nice this week and no longer lying or stealing things from one another.
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We don't know what Castle's found in that magazine but he certainly seems excited about it.
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And if it's really just a spa day, then why isn't Kate spending it with her best friend, Lanie?
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If this is an undercover operation, wasn't there another female police officer that Beckett could have gone undercover with?
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We don't know if Beckett will be surprised but we certainly are. What is Kate doing sharing a spa day with Hayley?
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Rick is planning a surprise for Beckett on their first wedding anniversary on Castle. "The Last Seduction" is the seventh episode of the show's eighth season.
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Besides, everyone knows that Javier Esposito and Kevin Ryan are the real "Cool Boys" in the house. Check out Castle Season 8 Episode 6 on Monday, November 9th on ABC.
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We think Ryan and Espo are more than happy to slap the cuffs on Slaughter if there's a reason.
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Castle Quotes

Sometimes the hardest things in life are the things most worth doing.

Castle

Hurts like these take time to heal.

Castle