[flashback to Marshall giving a presentation at work in his "altered" pants:]
Marshall: Now, as you'll see on page 44 of the contract...
Bilson: Hey, Eriksen, when did you join AC/DC?
Marshall: Ha-ha-ha-ha. Now, can we please just turn to page 44 of the contract.
Blauman: Hey, Eriksen, I think the Oliver Twist auditions are down the hall!
Barney: Hey, Eriksen, please, sir, may I have some more... pants?
[present:]
Barney: [laughing hysterically] More pan... [falls off his chair laughing]