Maple Story will be holding additional 2x EXP time to celebrate 4th of July!
Saturday, July 4th, 12 pm to 3 pm PDT
(Saturday, July 4th, 7 pm to 10 pm GMT)
Meanwhile, there is the special Independence Day Firecracker drops. In addition to the cool fireworks weather effect, it'll also give you a buff for 10 minutes.