He once sang a dragon to sleep...it never woke up.
Upon hearing his singing voice, the black knight's armor turned white.
While jousting he sang as he rode towards his opponent...who fell off his horse without even being struck by a lance
At the battle of Cadon Hill, he was the last knight left standing on his side. Seeing a horde of enemy soldiers charge at him, he began chanting his battle hymn. The opposing army immediately fled the field.
His love was imprisoned in a tower. He serenaded her from the ground below...the tower collapsed.
At sea on the way to the crusades, his ship was beset by sirens. He decided to sing along with them. Now sirens are nothing by myth.
He once stayed the night at a monastery...the monks demanded he take a vow of silence.
An evil giant once tried to ambush him as the travelled upon a road. On hearing the knight's traveling tune, the giant crushed his own head while trying to cover his ears.
When The Four Horsemen rose up from the pit of hell during the middle ages, he was the first person they came to. Seeing that it was the End Times, he sang a song in praise of God. The Horsemen immediately decided that they preferred hell and called off the whole Apocalypse thing.
And I thought my singing was bad....