Set a humorous mood for your 50th birthday celebration with the Holy Bleep Invites. Each invite is decorated with the message "You're Invited" in white print in the upper left hand corner. The center displays a big blue 50 against a dark background. The inside features lines where you can fill out basic information about the party such as place, time, rsvp and etc.. 8 invites and envelopes are included per package.