From A Wiki of Ice and Fire
|Title||Lord of Sweetport Sound|
|Predecessor||Lord Guncer Sunglass|
|Book||A Storm of Swords (mentioned)|
A Storm of Swords
While King Stannis Baratheon is fighting the battle of the Blackwater, his wife Queen Selyse Florent has the red priestess Melisandre burn alive Lord Guncer Sunglass and the sons of Hubard Rambton, as a sacrifice to R'hllor.