A 1st birthday is a big deal in every child's life. A year of big milestone events has gone by and there's so much to celebrate and share with family and friends.

Picking a theme can be quite daunting though. To help you sift through all of the party themes we have on CatchMyParty.com, we've rounded up the 12 popular girl 1st birthday themes to make your planning a lot smoother.

The week has flown by and Thanksgiving is fast approaching! To kick off my 4 favorite parties of the week we have a fun Friendsgiving celebration just perfect this Thanksgiving! You are going to love the sugar-coated cookies.

Be sure to scroll down for more party trends and inspiration. This week we even have a  Chip and Joanna Gaines' Magnolia Market inspired 1st birthday party that will transport you all the way to Waco, Texas. Enjoy!

You are so going to want to try this delicious cinnamon pumpkin spice muffin recipe!

They are just what you need at this time of year when the nights get shorter and it's just so nice to be indoors baking!

Frozen 2 is almost arriving at movie theatres. I'm so excited! In the meanwhile, I'm in love with this gorgeous Frozen slumber party that I picked out as one of my 4 favorites of the week! The little girls at this party must have had the time of their lives!

Be sure to check out the other stunning parties that I also picked out. You'll find lots of amazing ideas and a ton of inspiration!

Mermaid parties are an all-time favorite theme here on CatchMyParty and a joy to decorate. To help you style your party we've got the most gorgeous FREE mermaid printables that are absolutely perfect for your under the sea celebrations.

You can use these mermaid party decorations for several different types of parties, be them birthdays, baby showers, bridal showers, etc...

I'm super excited to be giving away this awesome set of FREE nautical birthday and baby shower party printables.

The fantastic thing about this set is you can use them for any sort of "sail-ebration." They work wonderfully for whatever type of party you are throwing, be it a baby shower, 1st birthday, boy birthday, graduation party, or even retirement party... just take your pick.