The loot is tasty. Something for everyone, but most of it is the attack power trinket.
Out of 10 runs, I got one swift brewfest ram, which is good for 2 achievements. Also there's

Coren's Chromium Coaster
Req. level 80
Item level 200
Equip: Improves Critical Strike rating by 84.
Equip: Chance on melee and ranged critical strike to increase your attack power by 1000 for 10 secs.
"Enchanted to fit perfectly beneath any mug"

Mithril Pocketwatch
Req. level 80
Item level 200
Equip: Improves critical strike rating by 84
Equip: Your harmful spells have a chance to increase your spell power by 590 for 10 secs.

Bubbling Brightbrew Charm
Trinket
+170 Stamina
Req. Level 80
Item level 200
Use: Right Click to summon the brewmaiden, whose very presence bolsters a party's vigor. Wave at her for brewfest brew! (10 min cooldown)

That one's cool because her presence, in addition to her running around meleeing with a spotlight over her head, she also acts like an extra healing totem; healed 139 every 2 seconds, or something.

Brawler's Souvenir
Trinket
Requires Level 80
Item level 200
Equip: Increases your dodge rating by 84.
Use: Increases dodge rating by 335 for 20 sec. (2 Min cooldown)
"The Grim Guzzler's brawls are things of legend"

Someone also linked a dagger... Direbrew's Shanker 2.0 or something. Those of you who were old rogues and farmed up a Barman Shanker know what that's all about. Same graphic as before too ^_^ and about 143 DPS