Complex sentence: The song has became a top 10 hit in Austria, Germany and Switzerland, the date it will be released in United States and United Kingdom is Unknown, it was rumored it will be released in 2012.
Split into simpler sentences: The song has became a top 10 hit in Austria, Germany and Switzerland. The date it will be released in United States and United Kingdom is unknown, but it was rumored it will be released in 2012.