What media franchise features a title character whose friends include Piglet, Eeyore, and Owl? 
Winnie the Pooh (Disney character): Winnie the Pooh is a fictional character and the title character from the Disney media franchise based on A. A. Milne's "Winnie-the-Pooh" (1926) and "The House at Pooh Corner" (1928). Winnie-the-Pooh (book):  The book focuses on the adventures of a teddy bear called Winnie-the-Pooh and his friends Piglet, a small toy pig; Eeyore, a toy donkey; Owl, a live owl; and Rabbit, a live rabbit.
Disney