Totally agree, these are terrible, and so many hollywood tragedies such as LiLo give extensions a bad name-HOWEVER you can have beautiful looking extensions! Lauren Conrad's are exceptional, check out link;

http://www.imnotobsessed.com/2009/08/07/lauren-conrad-getting-hair-extensions
Had them myself (great lengths) and my fine limp hair was transformed...and no-one could tell :)  Unlike  poor deluded Brandi !