best messenger for ubuntu

the best messenger for ubuntu is pidgin, it has more than 6 protocols (that is yahoo,gtalk,aim etc)
also it has video call option & voice call option, first you have to install it from ubuntu software center, or open terminal and past thees two commands

1.

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com \67265eb522bdd6b1c69e66ed7fb8bee0a1f196a8

2.

echo deb http://ppa.launchpad.net/pidgin-developers/ppa/ubuntu \ `lsb_release --short --codename` main | \
sudo tee /etc/apt/sources.list.d/pidgin-ppa.list

then configure your user name & passwords , enjoy chatting & talking with this..................