"They're Coming to Take Me Away, Ha-Haaa!" by Jerry Samuels, aka Napoleon XIV.
"Loser" by Three Doors Down
"Mama, Weer All Crazee Now" by Quiet Riot (Slade cover)
"The No No Song" by Ringo Starr
"Crispy Critters" by C. W. McCall
"Highway To Hell" by ACDC (can apply to Hitlery as well)
"Frankenstein" by The Edgar Winter Group
"Hungover & Hard Up" by Eric Chrich
Just to name a few...
Edit: Just thought of another one
"The Sound Of Madness" by Shinedown