Calendar
Today is Friday March 13, 2026
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| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
1 Community Performance
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2 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16Mattress Sale Fundraiser
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| 17 | 18 | 19 | 20 | 21 | 22Blue/Gold Football Game Performance
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23O'Fallon CityFest Parade
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| 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| 31 | ||||||
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Community Performance
7:00 PM - 7:45 PM
Location: OTHS Smiley Campus
The community, family, and friends are invited to watch a preview of this year's marching band performance!
7:00 PM - 7:45 PM
Location: OTHS Smiley Campus
The community, family, and friends are invited to watch a preview of this year's marching band performance!
Mattress Sale Fundraiser
10:00 AM - 5:00 PM
Location: OTHS Smiley Campus
Savings on mattresses from top brands!
Twin mattresses from $249
Full mattresses from $319
Queen mattresses from $399
King mattresses from $499
- All sizes and firmness levels available
- 25+ styles on display
- Brand-new with full factory warranties
- Adjustable bases available
- Mattress protectors, premium pillows, and more!
- Home delivery available
- All forms of payment available
- Financing available
10:00 AM - 5:00 PM
Location: OTHS Smiley Campus
Savings on mattresses from top brands!
Twin mattresses from $249
Full mattresses from $319
Queen mattresses from $399
King mattresses from $499
- All sizes and firmness levels available
- 25+ styles on display
- Brand-new with full factory warranties
- Adjustable bases available
- Mattress protectors, premium pillows, and more!
- Home delivery available
- All forms of payment available
- Financing available
Blue/Gold Football Game Performance
12:00 PM
Location: OTHS Smiley Campus
12:00 PM
Location: OTHS Smiley Campus
O'Fallon CityFest Parade
1:00 PM - 2:00 PM
Location: O'Fallon, IL
1:00 PM - 2:00 PM
Location: O'Fallon, IL
Sat March 21
MCCGA Winterguard Competition 12:00 PM--ADMINLINK--
Thu March 26
Winterguard Community Performance 12:00 PM--ADMINLINK--
Fri March 27
MCCGA Winterguard Championships 12:00 PM--ADMINLINK--
Sat March 28
MCCGA Winterguard Championships 12:00 PM--ADMINLINK--
Sun March 29
MCCGA Winterguard Championships 12:00 PM--ADMINLINK--
Sat March 21
MCCGA Winterguard Competition 12:00 PM
MCCGA Winterguard Competition 12:00 PM
Thu March 26
Winterguard Community Performance 12:00 PM
Winterguard Community Performance 12:00 PM
Fri March 27
MCCGA Winterguard Championships 12:00 PM
MCCGA Winterguard Championships 12:00 PM
Sat March 28
MCCGA Winterguard Championships 12:00 PM
MCCGA Winterguard Championships 12:00 PM
Sun March 29
MCCGA Winterguard Championships 12:00 PM
MCCGA Winterguard Championships 12:00 PM