I know what you mean. I used to get that way when people would watch my matches. I want to play well for them but that can really do bad things to your game. As Cindy said, maintain your focus. Everything else will fall into line.
NTRP 3.5 with < 130mph TTW serve | Head Microgel Radical MP (3g split at 3&9, 5g in handle) | Babolat Xcel French Open 16ga @ 58 | Year 2 of playing