It can be in the knee, the crotch or the butt. It doesn't matter where, it hurts all the same. Then comes the decision: do I repair or start new? Start new, and you have to deal with the time and effort to really break them in, wear them down and make her conform to your non-Barbie contours. It takes work. OR you buy those crappy iron-on patches that fall off after two washes. There IS a third repair option though. One that's not so fun, but promises new found life for your dear old friend.
We've all seen it on Pinterest, those cute sewn-on patches that make your pants look like high end distressed jeans rather than Grandma's sewing bin quick fix. Ahhh, but then you have to take out the old sewing machine and that's just so much work...Suck it up ANG! Really, I can do this.
Online you can find a variety of Tutorials on how to do this. People use woolly fabrics, plain old cotton fabrics or old cut-up jeans. I imagine you can use whatever you'd like. The possibilities are endless. I chose something I already had- a denim iron-on patch.
Thread is another decision left solely to the taste of the seamstress. This seamstress chose blue. Unoriginal, I know.
Then I zigged and I zagged all over that butt hole...