McKenas Cole: (hasn't heard from Chen) I feel like I'm a mom at the mall! He said he was going down to the sub-basement. I don't know if his walkie's not working, if he's on a coffee break--
McKenas Cole: (to Sydney) I know you didn't wanna kiss me, but when I was taking a hit off that bottle before, I backwashed in it. I mean, like, really big-time.
McKenas Cole: (to Sydney) See, the problem with you kickboxers, ain't none of y'all can take a punch! (punches her)
Sydney: (to McKenas Cole) I think you're right – taking a punch is something I gotta learn how to do. (kicks him)
Marshall: (holding Sloane's severed finger) Hey, Sloane gave me the finger.
Haladki: (answering the phone) Extraction Teams "R" Us?
This is obviously a pun on "Toys R US," the massive toy store chain.
Visual: Ship named "Alba Varden"
The name of the ship where Will gets the envelope is the "Alba Varden". This is an in-joke reference to the same ship with the same name in the movie Lethal Weapon 2.
Will: (holding a black wig) I looked like Gabe Kaplan.
Gabriel Kaplan, a.k.a. Gabe Kaplan, is an actor best known for his part as Gabe Kotter in Welcome Back, Kotter, a hit sitcom of the 70's which is why Kelly didn't know whom Will was talking about.