Complex sentence: Dream Theater's Greatest Hit (... & 21 Other Pretty Cool Songs) is an upcoming compilation album by progressive metal band Dream Theater to be released by Rhino Records on April 1,2008.
Split into simpler sentences: Dream Theater's Greatest Hit (... & 21 Other Pretty Cool Songs) is an upcoming compilation album by progressive metal band Dream Theater. It is to be released by Rhino Records on April 1,2008.