You must complete the bar crawl before you can finish the Scorpion Catcher quest or use the Barbarian Outpost agility course.

Instructions:

1. Talk to the Barbarian Guard at the Barbarian Outpost. He will give you an official Alfred Grimhand Bar Crawl card. There are 10 bars you must visit to complete this part.
   
   
2. The bars - The following order is suggested if you are walking. Below that is a suggested list if you have all of the City Teleports available.
3. 
   
   Bar: Blurberry's Bar
   Location: Grand Tree, upstairs and to the East. Talk to Blurberry.
   Drink Name: Fire Toad Blast
   Price: 10 gp
   
4. 
   
   Bar: Forester's Arms
   Location: Seer's Village, northwest corner below coal cart area
   Drink Name: Liverbane
   Price: 18 gp
   
5. 
   
   Bar: Flying Horse Inn
   Location: East Ardougne, northwestern corner in the same building as the start of Temple of Ikov quest
   Drink Name: Heart Stopper
   Price: 8 gp
   Note: This drink hurts you for around 15 hits.
   
6. 
   
   Bar: Dragon Inn
   Location: Yanille, southwestern corner
   Drink Name: Fire Brandy
   Price: 12 gp
   
7. 30gp for the boat to Brimhaven Island
8. 
   
   Bar: Dead Man's Chest
   Location: Brimhaven, southeast corner by Jewelry Merchant
   Drink Name: Old Supergrog
   Price: 15 gp
   
9. 
   
   Bar: Karamja Spirits Bar
   Location: Karamja Island, southeast corner - closest to East dock
   Drink Name: Ape Bite Liquor
   Price: 7 gp
   
10. 30gp for the boat to Port Sarim
11. 
    
    Bar: Rusty Anchor Inn
    Location: Port Sarim, NE corner above Entrana dock area
    Drink Name: Black Skull Ale
    Price: 8 gp
    
12. 
    
    Bar: Jolly Boar Inn
    Location: Varrock, northeastern corner by the Lumber Mill
    Drink Name: Olde Suspiciouse
    Price: 10 gp
    
13. 
    
    Bar: Blue Moon Inn
    Location: Varrock, southern end by the Sword Shop
    Drink Name: Uncle Humphrey's Gutrot
    Price: 50 gp
    
14. 
    
    Bar: Rising Sun Inn
    Location: Falador, west side by the bank
    Drink Name: Hand of Death Coctail (mispelled on purpose, correct spelling gets bleeped)
    Price: 70 gp
    

Total Gold Needed: 268 gp

If you are teleporting, then this path is recommended.

Varrock Teleport
Blue Moon Inn
Jolly Boar Inn

Falador Teleport
Rising Sun Inn
Rusty Anchor Inn

30gp for the boat to Karamja (or use Amulet of Glory)
Dead Man's Chest
Karamja Spirits Bar

Watchtower Teleport
Dragon Inn

Ardougne Teleport
Flying Horse Inn
Blurberry's Bar

Camelot Teleport
Forester's Arms