It’s your blowout 40th birthday party! Just make sure it’s casual enough that guests won’t be caught off-guard by attire, and be sure they have a safe way to get home afterwards.

Celebrate your 40th birthday party in sophisticated style with a dinner party at home. It's a great way to bring everyone together at one table and enjoy meaningful conversations and toasts.

Fret no more—we’ve come up with 43 different 40th birthday party ideas—including karaoke, roller skating, tarot card reading, murder mysteries and more—that will make your celebration one ...

Fun and creative parties aren't for only kids, so if you're looking for unique adult birthday party ideas, check out this list of the 40 best themes, venues, supplies, favors, games and treats to ...

I celebrated my 40th birthday by going to Las Vegas with friends and was nervous it'd be exhausting. Instead of partying like I was 21, I embraced a relaxing trip with activities I was excited about.