Sheldon and Leonard buy a replica sword from Game of Thrones at the comic book store.

They run into Wil Wheaton and he invites them to a party he is having.

Leonard plans on attending the party, which upsets Sheldon.

Sheldon ends up going to the party to see Brent Spiner.

Wil Wheaton gives Sheldon a signed Wesley Crusher figurine which ends their rivalry.

Howard gets an offer to go to space on a Russian rocket.

Bernadette is upset that Howard didn't ask her before agreeing to go.

They fight and make up.