Bubbliest Brightbrew Charm

Bubbliest Brightbrew Charm is a trinket for all classes. Its stats scale to your level when acquired.

Source
This item is a possible drop from Coren Direbrew in the Grim Guzzler of Blackrock Depths during Brewfest.

The Brewmaiden
Using this item summons the (Bright) Brewmaiden. She appears in a circle of light (much like that of the Elune Stone). She heals all party members for a small amount over time while present.