When Ross & Russ are doing the crossword puzzle with Chandler they disagree on whether the correct word is Card Shark (Russ) or Cardsharp(Ross). They are actually both correct terms with Cardsharp predating and giving rise to the term Card Shark.
At the beginning, on the newspapers the gang is thumbing through for the review of Joey's play is a headline for Mark Messier scoring his 500th NHL goal. This happened on Nov. 7th 1995. The episode aired in January 1996. However, this episode was probably filmed in November, thus the "late" headline.
In this episode Joey begins his acting job on Days of Our Lives. Jennifer Aniston's real life father, John Aniston, has been starring on the actual Days of Our Lives since 1985, playing the character of Victor Kiriakis.