"I went numb and couldn't speak for two minutes. Then I couldn't stop laughing."Mother Shetal Patel had also failed to spot their error despite being a registrar's assistant, says The Sun.
She said: "I thought Russell had seen a ghost when he came away from the computer. We decided on the name a month before he was born - we both loved it straight away."
The couple are now concerned that Drew's name will cause him problems in later life.
Gee. Ya think?