Don’t you just love Fridays? The work week comes to a close. Weekend plans start to surface. Freedom is in the air. And today, for BlackBerry Pearl 8120 owners, it gets even better…it’s upgrade Friday!

That’s right. Head on over to http://www.t-mobile.com/bbupgrade and get yourself some fresh OS 4.5. According to Cell Phone Signal, the OS includes the following updates:

New Features:

• Music/video streaming (e.g. YouTube)
• Free/busy calendar lookup
• Remote search for e-mails on server
• Attachment download and document editing
• Wireless software upgrades
• myFaves 1.5
• New browser start page
• Updated UI
• WAP 2.0 (Wireless Application Protocol) better downloading, games and applications
• Voice IT policy controls on International Dialing and more.
• BlackBerry Maps enhancements (points of interest, saving directions, graphical improvements)
• GSM/EDGE toggle
• HTML e-mail for BlackBerry Internet Solution (BIS) account

Fixed bugs:

• UMA performance
• myFaves icon sync
• myFaves activity log
• myFaves icon appearance
• myFaves birthday/anniversary pop-up
• Uncaught Java exception errors when downloading certain audio files
• Device rebooting when on a Belkin Router or certain N type routers