"My kids have a ball and it's actually really hard to get them to leave and I think the price is great!"
Parties
Flabbergast is the perfect place for your child’s birthday party a short drive from Brookfield, we have 15,000 square feet of fun. Loaded with inflatable slides, jump houses, obstacle course, bungee run, arcade games and more. We guarantee FUN! Your children and their friends will talk about birthday parties at Flabbergast until their next one!
Flabbergast has four spacious private party pods.
Call 262-246-0711 for party details, to make a reservation, or for special group pricing.

Package Type: |
Rates: |
| The Fleep Package (8 kids) |
$175 – Monday-Friday $225 –Saturday-Sunday |
| The Flooter-nitz Package (16 kids) |
$255 – Monday-Friday $300 – Saturday-Sunday |
| The Fluzz-en-whopple Package (24 kids) |
$330 – Monday-Friday $375 – Saturday-Sunday |
| The Flab-en-dopple-bopple Package (32 kids) |
$425 – Monday-Friday $475 – Saturday-Sunday |
Each additional child $12

Parties include:
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Add to your Party:
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We do require a $50.00 NON refundable deposit when booking your party. $50.00 will be deducted from the balance of the party the day of.
Party Policies
Added Guest Policy
Number of guests is limited as specified. Additional children for any party are $12 each. Parents & children under 12 months are NOT included in total size and ALWAYS FREE; however, if you have have more than 10 adults there will be a $5 per adult fee assessed to your party price with a maximum price of $30.00.
Party Format
The Play Arena is SHARED and you should expect that your party will overlap with other parties in the play arena. Your party room is private at all times and available to you for the last 30 minutes of your party time. Party children start off playing in the jump and climbing arena for the first 60 minutes, then move to the arcade for the next 30 minutes. All parties are concluded in the party room with NO RETURN to the play arena. Party start times are staggered between the rooms to ensure a safe, enjoyable arena time.
Party Rooms
We do not allow outside decorations. A cleanup fee of $25 will be assessed in the event of excessive decorations. We allow outside paper products to be brought in. There will be no adjustment to your package price.
Outside Food Policy
Other than birthday cakes (and only if you have a scheduled party), no outside food or drinks are permitted by Flabbergast.
In order to assure a safe and pleasurable experience Flabbergast staff enforces a strict code of conduct.
Downloads:
Don’t forget birthday parties at Flabbergast are convenient as we are located in Sussex a short drive from Brookfield, Waukesha and Milwaukee.


