Priestland struggled with his place kicking early in the season, but landed all six of his attempts at goal as his side beat the Dragons 18-3.
But he galvanised England on his return, scoring 67 points, although his place-kicking success rate was about 60%.
Myler, who had a good all-round game despite his place-kicking woes, released Foden and the England prospect crossed in the left corner.
The Ospreys scored a classy try of their own through Nikki Walker, plus one from prop Duncan Jones, but were let down by James Hook's place-kicking.
May, taking over the place-kicking duties as well as Wilkinson's position, inched Toulon back ahead but Blair replied for Blues to leave things deadlocked entering the final quarter.
Hook was unable to reproduce his sparkling form of the Six Nations, struggling uncharacteristically with his place-kicking, but it is unthinkable that the Osprey will not play in the World Cup.
But the score line seemed a little unfair to the Scots, who shared possession and territory, but lacked penetration and the finishing quality displayed by their hosts, while some wayward place-kicking by Gregor also cost them.
The wind was playing havoc with Carter's place-kicking and he missed the conversion, prompting the unusual move of replacing the star fly-half for the next penalty chance, which Piri Weepu calmly sent over to make it 21-10.
Depending on who you ask, though, Acer is either kicking Dell down to fourth place or occupying that all too comfortable spot itself.
And while it will always be a niche investment compared with other sectors such as energy, it seems Qatar's place in world football is only just kicking off.
The market place is now expecting more of the same: kicking the can down the road on the matter.
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An EU summit meeting Wednesday is anxiously awaited, but the market place is now expecting more of the same: kicking the can down the road on the matter.
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Hot on the heels of being crowned the most prolific pirating university in the land, Purdue is donning its halo once again by kicking out yet another invention that will surely make the world a better place to reside.
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