I leave them on. I like the natural look. I also don't go for molded chicken look. I don't mind if each piece looks slightly different. Hasn't hurt me yet... though only did 2 contests and placed well in both. lol.
2013 Stumps Classic - Delivered 4/15/13
Large BGE - Rescued 2012
2010 WSM 22.5"
2010 Weber genesis gas grill
Rescued 22.5 Weber One-touch gold
BBQ Guru CyberQ
2011 Built UDS - Retired