Whilst they share a lot of traits and interests, Alicia is more outgoing than Alexa and prefers socialising and going on spontaneous trips.
Use it as fun information for a birthday party or a game at another type of celebration.
Their dance routines and lipsync videos have gone viral and they are known for their funny and friendly personalities.
The collective also houses well-known stars such as and who are the founders of the group, along with many others.
If you're curious to see who was born on your birthday, you can use our database to find out who, what, where, when and why.