The singer will headline a charity concert in Miami
Collins donates his 30-year collection to the battle site's official museum
The Genesis man and solo artist has been 'thinking about doing new stuff'
Ex-Genesis drummer retired from music earlier this year
Ex-Genesis man's publicist had said his client wasn't retiring
'It's hardly surprising people grew to hate me', ex-Genesis man says
'I sometimes think I'm going to write this Phil Collins character out of the story,' he admits
It will feature several previously unreleased tracks<br />
The set will contain five albums plus rarities
Ex-Genesis man wouldn't use his own songs, though