tables & columns =

events
      .EventId
      .VenueId
      .EventDate
      .EventAgeRangeFemaleFrom
      .EventAgeRangeFemaleTo
      .EventAgeRangeMaleFrom
      .EventAgeRangeMaleTo
      .EventStatus
      .EventNotes

venues
      .VenueId             must = events.VenueId
      .VenueCapacity
      .VenueName
      .VenueTown

bookings
        .CustomerId
        .EventId           must = events.EventId

customers
         .CustomerId       must = bookings.CustomerId
         .CustomerGender


mysql> select ev.*,bookings.*,cus.gender, count(cus.gender) as gender_count from
 ev inner join bookings on ev.id=bookings.event inner join cus on cus.id=booking
s.cus group by ev.id, cus.gender;
+------+----------+------+-------+------+--------+--------------+
| id   | name     | id   | event | cus  | gender | gender_count |
+------+----------+------+-------+------+--------+--------------+
|    0 | Concert  | 1000 |     0 |  100 | m      |            2 |
|    0 | Concert  | 1000 |     0 |  200 | f      |            2 |
|    1 | Art Show | 2000 |     1 |  100 | m      |            2 |
+------+----------+------+-------+------+--------+--------------+
3 rows in set (0.00 sec)