Perky Pug
From Looking For Multitudes. Although small, pugs are very dangerous when provoked. Critter type. Item: Perky Pug = 49912 Spell: Perky Pug = 70613 NPC: Perky Pug = 37865From: The WoW Dev Team Subject: P.U.G.
The Perky Pug is a companion pet rewarded through the Looking For Multitudes achievement, earned by running dungeons with groups of players you haven't met before.
Guide awaiting review
Complete Looking For Multitudes
Earn the Looking For Multitudes achievement, found in your achievement list under Dungeons & Raids, by completing dungeon runs with pick-up groups. Once earned, you will receive the Perky Pug in the mail from the WoW Dev Team.
Claim Your Perky Pug
Open your in-game mailbox and retrieve the letter from the WoW Dev Team, which contains the Perky Pug pet. Add it to your collection and drag it onto your active pet battle team to make it available across your other characters.
Dress Up Your Pug
You can decorate your Perky Pug with several costumes and accessories, including 
"Little Princess" Costume, 
"Dapper Gentleman" Costume, 
Big Pink Bow, 
"Dread Pirate" Costume, 
"Mad Alchemist" Costume, 
"Lil' Starlet" Costume, 
"Yipp-Saron" Costume, 
Perky Blaster, and 
"Merry Munchkin" Costume. Note that costumes disappear when entering or exiting an instance, logging off, or during pet battles.
Tips
If the Perky Pug does not appear in your pet list, open your achievement panel, find Looking For Multitudes under Dungeons & Raids, and mouseover the achievement point number to identify which character earned it. Log onto that character to access the pet, then drag it onto your active pet battle team to unlock it on your other characters.
