Edinburgh stormed to a stunning 48 v 47 victory over Racing Metro in a pulsating game at Murrayfield.
Michael Bradley's side made it two wins from two in the Heineken Cup, collecting a try scoring bonus point in a classic European encounter.
Edinburgh raced into an early lead only to be dragged back and then passed by a clinical Racing Metro outfit.
But a stunning second half fight-back from the hosts clinched the game which entertained the supporters with 11 tries.
Edinburgh's try scoring machine Tim Visser set the pace with a try for the hosts in the first minute, which Greig Laidlaw converted.
Jon Wisniewski and Laidlaw then exchanged penalties before the Edinburgh scrum-half touched down for a try of his own.
It was end to end rugby and Julien Saubade scored the game's third and his side's second try after 12 minutes, with Argentina star Juan Martin Hernandez adding the extras with the boot.
Juan Imhoff was next to score for the visitors with Wisniewski on form with the conversion once again.
Wisniewski then scored a try of his own as the visitors took the lead for the first time in the game. The French side then wrapped up the try-scoring bonus point before the break with a Heny Chavancy score.
Edinburghhad the last say of the half though with Laidlaw kicking a further three points just before interval.
The French side dominated the opening ten minutes of the second period, Wisniewski kicking his second penalty with the half just a minute old.
Centre Chavancy then grabbed his second try with Wisniewski converting and then kicking another penalty to give them a comfortable 44 v 20 cushion.
Edinburghrefused to lie down though and Netani Talei rounded off a powerful move for the home side to score.
Wisniewski kicked a penalty but the game was soon straight back at the other end with Tom Brown diving over in the corner for yet another score.
Racing Metro lost Juan Pablo Orlandi to the sin-bin and Edinburgh took full advantage again with Roddy Grant helping himself to a try to bring the scores 20 41 v 47.
The remarkable come-back was sealed with three minutes to go. Visser grabbed his second try and Laidlaw converted for a historic win.