You should get your best friend a thoughtful and meaningful gift that shows how much you care about them. A great option could be a personalized gift that reflects their interests and personality, such as a custom-made ornament or a framed photo of a special moment you shared. Alternatively, you could consider a practical gift like a warm winter hat or a cozy blanket. Whatever you decide on, make sure it comes from the heart and shows your friend how much you value their friendship.