GHH All Student Body | Upcoming Events | Date & Time |
| GHHS - ENTIRE SCHOOL - TIDES 101 | Tue 08/18/2026 9:00 am - 12:00 pm |
| GHHS - MAIN- ASB SPEAKER | Fri 10/30/2026 8:30 am - 1:30 pm |
| GHHS - TIDESFEST - ENTIRE SCHOOL | Fri 12/04/2026 (All Day) |
| GHHS - TIDESFEST - ENTIRE SCHOOL | Sat 12/05/2026 (All Day) |
| GHHS - TIDESFEST - ENTIRE SCHOOL | Sun 12/06/2026 (All Day) |
Tandem
