Pet Battle leveling on bonus week.

Pet Battle leveling – take advantage of todays Menagerie pets plus the pet battle bonus to power level your pets. This strategy below (from wowhead) works amazingly –

Requirements
Level 25 Enchanted Broom Enchanted Broom
Broom (skill 1 tier 1)
Sweep (Skill 2 tier 2)

Level 25 Weebomination Weebomination
Cleave (skill 1 tier 1)

Sweep Deebs away, which will force Puzzle out
Swap to your carry pet. Puzzle will do his evade move. This will count as your carry’s action.
Swap to Weebomination. Puzzle will attack.
Cleave
Cleave
Cleave
Cleave
Cleave
Cleave
Cleave Deebs and Tyri will die around here, depending on crits.
Cleave Weebomination will probbaly die here, but then revive himself.
Cleave Weebomination will die. If you get lucky with crits, Puzzle will also die.
Swap back to Enchanted Broom. Puzzle will probably vanish.
Broom Puzzle and he dies
Revive your pets at your Garrison master and repeat.