Esm?'s birthday conga line

"Esm? lives with her grandparents on the uppermost floor of the topmost best building. It's her birthday. Mimi and Pipo gave her a beautiful guitar. But they didn't plan a birthday party...With the help of her cat, El Toro, and a lot of help from her neighbors in the topmost best building, the irrepressible Esm? gets the birthday party of her dreams"--.