Fannie Mae - Runymede

Lisa: In 1215 at Runnymede, do da, do, da.
The nobles and the king agreed, oh da doo da day.
Homer: You're all Nuts!
Marge, Bart & Lisa: On the closing day,
The escrow agents pay
Taxes, liens and interest, too
Thanks to Fanny Mae.
Bart: They back your bank!