And if you have seen the video of the 2 Mustangs`colliding ` during a join on the B17 at Duxford,you`ll see how near disaster it was ;briefly,late/rushed joining,#2 incorrect position on Lead, goes to change to opposite side, ahead and over lead,now `blind on Lead,but doesn`t break-out,Leads prop clips #2s tailplane,both aircraft damaged,but land ok.....