Twitter oauth Urgent help please


#1

When i click submit to go to authentication it gives me this im fairly new to this plz help
PLEASE HELP!!!

Warning: include(core/EpiCurl.php) [function.include]: failed to open stream: No such file or directory in /home/content/12/9264212/html/vb/oauth.php on line 10

Warning: include() [function.include]: Failed opening ‘core/EpiCurl.php’ for inclusion (include_path=’.:/usr/local/php5_3/lib/php’) in /home/content/12/9264212/html/vb/oauth.php on line 10

Warning: include(core/EpiOAuth.php) [function.include]: failed to open stream: No such file or directory in /home/content/12/9264212/html/vb/oauth.php on line 11

Warning: include() [function.include]: Failed opening ‘core/EpiOAuth.php’ for inclusion (include_path=’.:/usr/local/php5_3/lib/php’) in /home/content/12/9264212/html/vb/oauth.php on line 11

Warning: include(core/EpiTwitter.php) [function.include]: failed to open stream: No such file or directory in /home/content/12/9264212/html/vb/oauth.php on line 12

Warning: include() [function.include]: Failed opening ‘core/EpiTwitter.php’ for inclusion (include_path=’.:/usr/local/php5_3/lib/php’) in /home/content/12/9264212/html/vb/oauth.php on line 12

Fatal error: Class ‘EpiTwitter’ not found in /home/content/12/9264212/html/vb/oauth.php on line 23