Artist CDs
All the following titles are the original recordings / hit versions you remember

Gene Pitney - The Platinum Collection (50 Greatest Hits - 3 CD box set)
Gene Pitney - All The Hits (Greatest Hits)
Gene Pitney - The Very Best Of (Greatest Hits)
Gene Pitney - The Best Of (Greatest Hits)

Compilation CDs
All the following titles are the original recordings / hit versions you remember
These CDs include various artists

Phil Spector - Flips and Rarities
Rock Around the World Volume 1

45 RPM Records
All the following titles are brand new 45s and are the original recordings / hit versions you remember. 

Click here for listing of Gene Pitney 45s available