You can buy a replacement battery for the LG Gossip from the links I have provided below:
- http://www.wirelessemporium.com/p-38133-replacement-lithium-ion-battery-for-lg-gw300-outliner.asp
- http://www.batterybuyer.com/battery-gw300-lx290-lx370-lx370-slider-mt375-fits-lgip430n-sbpl0098901-p-5964.html