If you are unfortunate enough to fail the Quick Time Event involving the rat in the sewer, you cause enough noise to attract a PLR soldier who blows you away. Just before you die, you manage to flip the bird at the offending rat.
In "Rock and a Hard Place", while riding on the back of a transport vehicle a sleeping squadmate by the name of Christian Matkovic will be woken up, prompting this response:
Meta-example : 2011 game of the year award on every game review websites are tense with Battlefield 3 and Modern Warfare 3 just asking for a final showdown we're all waiting for. Gamespot's best shooting game of 2011 award goes to Gears of War 3.
A bit of party banter early in Operation Swordbreaker: