NBC has released two preview clips for the “Chuck” episode, “Chuck vs. the Hack Off”.

In the first clip, Chuck (Zachary Levi) and Sarah (Yvonne Strahovski) visits Casey (Adam Baldwin) in San Gabriel County Jail and were attempting to give him a plan to escape, but Casey won‘t accept it even though he‘s beginning to go “insane” over his cellmate, Lester (Vik Sahay). Watch the clip to find out why Casey won’t accept Chuck and Sarah’s escape plan:

In the second clip, while Chuck and Sarah were talking to Casey at one table, Jeff (Scott Krinsky) and Morgan (Joshua Gomez) were at another table with Lester. They tell Lester that Jeff will agree to drop all the charges against Lester if Lester doesn’t poison Jeff again. Watch the clip for Lester’s response:

“Chuck vs. the Hack Off” airs this Friday night at 8/7c on NBC.