Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Over 40 TV comedy writers in Germany have written an open letter asking for a satirical children's song about climate change to be put back on the internet after it was taken down following a public row over its content.

German TV under fire over 'environmental pig' song