He's just the cook.
6th Level Halfling (Dalriada) Rogue, 1st level Fighter
Skills: Acrobatics, Bluff, Craft (cooking), Diplomacy, Escape Artist, Knowledge (local), Perception, Sense Motive, Sleight of Hand, Stealth, Use Magic Device
Feats: Catch Off Guard, Skill Focus (bluff), Improved Feint, Combat Expertise
Special abilities: Sneak Attack (3), Trap Finding (+2), Fearless (+2), Evasion, Uncanny Dodge, Finesse Rogue, Minor Magic (ghost sound), Major Magic (expeditious retreat)
Roscoe is dressed in once fine traveling grab, and is armed with a pairing knife and half a frying pan.