Related Clues:

• Hotfoot, e.g.
• Fraternity fun
• Causing goosebumps
• Bit of mischief
• April 1 offering
• Haunted house worker's job
• Leg-puller's gag
• Halloween trick, e.g.
• Short-sheeting, e.g.
• Bit of monkey business
• Alarming
• Unnerving
• Call that may result in an abrupt hang-up
• "Candid Camera" set-up
• Fraternity act