Sony Revives PS2 Classics Bully And Manhunt For The PlayStation 4 | HotHardware
More Evidence Emerges That PS2 Backwards Compatibility Is Coming to PS4
How to convert PS2 games to work on the PS4. - Hackinformer
PS2 classic Dark Cloud 2 is coming to PS4 this week | Trusted Reviews
Play PS2 Classics (.iso) on PS4 (5.05) - CFWaifu
PlayStation Experience 2015: PS2 Games on PS4 - Announce Trailer - YouTube
Every PS2 CLASSICS game on the PlayStation Store (NA) - YouTube
Amazon.com: Destroy All Humans! - PS2 Classic (Limited Run #370) - PlayStation 4
For those interested: PS2 Classic versions of GTA III, Vice City, San Andreas (only in the Triology bundle, the stand alone is the mobile port), and Liberty City Stories are still available
Sony PS4 Skin - PS2 Classic
List of PS2 Emulated Games that got a physical release on PS4 discs - Wololo.net