Barret was once a poor alicorn who lived on the streets. Then he saw Celestia visiting Ponyville, and he madly felled in love with her. Then she saw him and the 2 fell in love and married, and that's when Barret became the Prince of Canterlot and got his cutie mark. Then Celestia got pregnant with Sharon, then the dragons came and Barret sacrificed himself to save Celestia and Sharon.
- Barret Barricade makes his first appearance in Thomas and Twilight Sparkle's Adventures of 10,000 BC.