Phil asks Dr Karl Kruszelnicki questions on behalf of the listeners, including why we get goosebumps and where have all the sparrows gone. 

Phil asks Dr Karl Kruszelnicki questions on behalf of the listeners, including why we get goosebumps and where have all the sparrows gone.&nbsp;

Join Phil O'Neil from midnight to 5.30am Tuesday to Friday.

Join Phil O'Neil from midnight to 5.30am Tuesday to Friday.

Overnights with Phil O'Neil

Overnight with Phil O'Neil - Highlights

Audio highlights from Sydney's number one station.

Audio highlights from Sydney's number one station.

Listen to the full show podcast&nbsp;

Bob Steel the founder of the Parkes Elvis Festival tells Phil how it came about.

Bob Steel the founder of the Parkes Elvis Festival tells Phil how it came about.