Haven’t signed up for the Philly Rock ‘n’ Roll Half Marathon yet? Well now is the one time your procrastination is paying off. They’ve just released a discount code to get $15 off! This code will only be good until October 6th so don’t miss out.

Register to save $15 using the discount code “PHILLYFUN15″ by 10/6 to secure your spot at the start line.

Participants will start the 13.1 mile journey among the flags on Ben Franklin Parkway before experiencing rockin’ live bands, enthusiastic cheer teams and spooky surprises along the course. Following the headliner concert featuring Gin Blossoms, there will be a costume contest on the main stage. All participants are encouraged to dress in their favorite Halloween costume, with the top five overall winners receiving some awesome prize packages.