Friendship and flowers go hand in hand, so make their day with a nice bouquet! Best Flowers Worldwide has the perfect bouquet to compliment your special friendship. Whether they live in Knoxville, TN or not, we can deliver flowers to all your friends. Choose from our selection of best friendship flowers and gifts. Friendship Day for 2023 is August 6, 2023. Yellow is a great flower color to celebrate friendship or you can always choose a gift that's in their favorite color.