how the fuck do i get on irc

if its a program do i gota buy it or can i get it for free fro msomewhere or what? so what im asking is whats the best and/or best free way to get on irc

Telnet works and comes with Windows. It is one of the more advanced IRC programs.

Start -> Run. Type "cmd" and press Enter.
Type "telnet"

Enter the following commands into Telnet to join a server and user a username and nickname on that server.

set localecho
o irc-server.com 6667
user myusername 1 1 : 1
nick mynickname

To join a channel:
join #mychannel

To type a message to a specific channel:
privmsg #mychannel This is my message.