Celebrate your achievements today, with friends at your place, or with work mates if it has been a team project.
Today is a good day for celebrating your achievements and you should do this in as social a way as possible. Invite friends round to your place or arrange a get together somewhere. You have worked hard lately and you deserve to bask in your success and let your hair down after the pressure you have been under. You could celebrate with work mates too, especially if it has been a team project.