The search for "fun" delivered 2 verses in 2 songs on 2 records.
The dragon searched for the following: "fun" as keywords
Here are the matching verses:
Black Sabbath: Live Evil
7. War Pigs
Time Will Tell On Their Power Minds
Making War Just For Fun
Treating People Just Like Pawns In Chess
Wait For The Judgement Day To Come
Dio: Angry Machines
2. Don't Tell The Kids
But no, it's all about experience
Control, they're gonna give you none, no fun