It’s our birthday! 5-hour ENERGY® is celebrating its 20th birthday here in Canada and we made something special to share with you – Birthday Cake Extra Strength 5-hour ENERGY®. After all, what party would be complete without an amazing cake? Your tastebuds are invited to our party with the irresistible flavors of buttery and fluffy cake, hints of rich creamy frosting, and enough sweetness to make this the BEST birthday ever!