When you finally get a glimpse of their inner world, though, you'll find yourself completely drawn in by their charmingly unusual personality.
Charlotte Kirsten, creator of the astrological site Typically Topical, says Aquarius has "extremely free-flowing energy," which draws others in.
Kirsten claims that Aries are "renowned for their funny, light-hearted attitude" and have the capacity to lend a touch of good-natured laughter to tense circumstances
They are great storytellers who can turn a casual happy hour into a real celebration.
Scorpios are known for their intensity, and although this isn't always a positive thing, it may be when it comes to partying.
As Kirsten puts it, Scorpios are "uber-fun to be around" because they approach whatever they care about with "enthusiasm, passion, and intensity."
As the zodiac's social butterflies, Leos want to be the centre of attention whenever possible.
They're certain to spend the whole reception partying with the happy couple, making them the ideal wedding guest.
Sagittarius "the fun-loving, wanderlust-driven sign of the zodiac," and adds, "Sagittarius understands how to say 'yes' to adventure and excitement."
They have a large, accepting group of pals that they often ask to join in on their outrageous escapades with.
These people are always up for a good time and a playful chat. "Geminis are quirky and full of youthful curiosity; they find joy in a wide variety of social situations."
Because of their infectious optimism, their social schedule is always full, and their friends can't wait to spend time with them.