[Location] The barbarian Agility Arena, North-West of Seers' Village. [Aquiring Items] A maple shortbow can be fletched (Maple trees in Seers' Village) or bought. A wilderness cape can be bought off other players or bought from any of the wandering sellers in the wilderness. Steel platebodies can be smithed or bought. [Emotes & Outfit] 
Cheer in the Barbarian Agility Arena. Headbang before you talk to me. Equip a steel plate body, maple shortbow, and a Wilderness cape.