log in to yourt witter account,
now go to www.tweet.im where you will
be asked to autorize the app, continue
to the next step page.
Put your email at the provided box,
Now launch your2go chat Application,
scrooll to settings>>Gateways>>Gtalk
Gateway. Then activate gtalk gateway with
the email u use.

Read the full details : http://dawahnet.com/2012/12/how-to-connect-twitter-account-with-your-2go-messenger.html