Sure. There's a story about a lost dog. A family lost their beloved dog during a trip. They searched everywhere but couldn't find it. Months later, the dog showed up at their old home, which had been sold. The new owners recognized the dog from the old family's posts and reunited them. It was a really happy ending.
There was a community that was trying to save an old park from being demolished. They held rallies, got signatures, and lobbied the local government. After a long struggle, the government decided to preserve the park and even provided funds for its renovation. The community was overjoyed, and it was a great happy ending for them.
Here's another one. A young man who dreamed of being a musician but had a lot of setbacks. He was rejected by many record labels. However, he kept performing in small venues. One day, a famous producer happened to see his performance and was impressed. He got signed and his music became very popular. His hard work finally paid off and it was a happy ending for him.