Conversation so far:
What were Neil Diamond's popular songs in the 1990s?
Sweet Caroline
Did Neil Diamond record any albums in the 90's?
Neil Diamond produced six studio albums
What type of albums were these six studio albums by Neil Diamond?
two Christmas albums and two albums of mostly new material

Question: Did his albums have any success in the 90s?
Self-contained rewrite: Did Neil Diamond's Two Christmas albums and his two albums of mostly new material have any success in the 90s?