as a temp fix you can put rubber plugs in the holes from like repco permanent fix is find a boot the same colour without a wing (would actually be cheaper) or pay a panel beater to weld the plug then respray it and blend the panels
<a href="http://s239.photobucket.com/albums/ff168/xdippax/?action=view¤t=IMG_2665.jpg" target="_blank"><img src="http://i239.photobucket.com/albums/ff168/xdippax/IMG_2665.jpg" border="0" alt="Photobucket"></a> thats wat it looks like with the rubber grommets in.. for a more subtle look u can paint them the same colour as ur car.. got quoted about $400 to weld and paint my boot so not doing that yet.. been like that for about 3 months and hasnt had a problem.. jsut make sure that the grommets fit in tight!