BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20080811T150000
DTEND:20080811T180000
RRULE:FREQ=WEEKLY;INTERVAL=1;UNTIL=20140519;BYDAY=MO
SUMMARY:Happy Hour
END:VEVENT
END:VCALENDAR