You buy it from the guy at the mirrors for Desert Treasure for 80k (after you have completed Desert Treasure) -or- You kill the lvl 103 mummies in the Desert Treasure pyramid (after you have completed Desert Treasure)
Recipe For Disaster Quest: The Evil Dave Part Also check the cooking guide for what spices to use: http://tip.it/runescape/?page=cooking_guide.htm#stews
Agility is trained by running courses over and over until your hair falls out. I don't think you can use bot a Summer Pie and an agility pot at the same time. But you can train up to lvl 30 using the Gnome's Course and use the pie. Don't know if you can get through the pipe with the boosted agility though. EDIT: and for the stew it's the yellow spices.
Your friend will go down into the cavern with all the dagganoth while you will be with the dagganoth mother alone. Don't think the friend is of much use.
Gaurds: You get coins You have to click twice to thieve Require a higher level (may fail a little more) Cake stands near by (food for thieving Master Farmers You get mostly useless seeds One click thieving Sightly lower level (may fail less) You have to have food already in your bank I liked the gaurds. Some coin and you never had to bank as the cake stand was right there in Ardougne.
There are no wizard bottoms for F2P. Just the blue and black skirts. You could also wear a monk's skirt or a priest bottom, as well as some sort of leather chaps.
And if you die, you don't lose anything you just go back to the boat with full health and full prayer! Don't waste money to save yourself 12 seconds of running to a portal.