Mountain View


San Mateo


San Carlos


Custom Balloon Decor



Get an instant balloon quote from Lisa!

It's never too late to order your balloons.

We ❤️ pulling off last minute miracles!

If you need less than a dozen balloons, no need to order ahead of time. Just come on in and we'll get you what you need.

Ridiculously Affordable

Balloons Ready Super Fast

Delivery Available

Decorations everyone will remember

Accessories, Decor, Tableware, and More!

Hanging & Wall decorations 

Dress up your event with things like fans, paper lanterns and puff decor that come in every color of the rainbow. This is any easy way to elevate a candy buffet or dessert table.

Consider covering an entire wall with scene setters backdrops and immerse your guests in an environment they'll never forget.


Our balloon centerpieces are an inexpensive and festive way to decorate a large number of tables. We’ll match the centerpiece to your event colors too.

We even have sparkly foil centerpiece sprays, tissue centerpieces, and themed centerpieces that will dazzle and delight everyone at the party. 

Endless Ideas  

Our staff would love to help you come up with great decoration ideas to personalize your next event — no matter what budget.

Come into your nearby Diddams for more ideas and help on your next party. Or give us a call and we'll help you think outside the box to ensure your event is a success and that you get to enjoy the party too!

Let the fun begin with the largest selection of Meri Meri around!

You won't find this elevated product line anywhere else.

Throwing the perfect party begins with a creative theme

Party supplies are what bring your theme to life.

With thousands of items in stock —we can help decorate any party to perfection!

Plus, we have things you won’t find in a typical mass market store.

Bags, wrap, ribbon, and bows — for the perfect gift

Our solid color bags and gift wrap come in all shades of the rainbow and make for great party favor packages. And value packs make it easy to save so you can spend more on the goodies inside!

Don’t even get us started on our ribbon and bows… They come in all different textures and colors–shiny, matte, crimped, extra long, extra thick–extra perfect for adding finishing touches.

We have everything you need to make your celebration extraordinary.

Mountain View

1952 W El Camino Real

Mountain View, CA 94040


Sun-Sat: 10AM - 5PM

San Carlos

700 Laurel St

San Carlos, CA 94070


Sun-Sat: 10AM - 5PM

San Mateo

1940 El Camino Real

San Mateo, CA 94403


Sun-Sat: 10AM - 5PM

We believe party planning should be fun and easy!

3 Easy Ways to Make your Celebration Memorable 

on Any Budget

Learn how to:

  • Get organized
  • Plan with ease
  • Enjoy your own party