This plugin allows you to add the day next to the date. If you want you can add battery percent, month name and year, too.

Changes:

– Added ability to add battery percent, month name and year.
– Changed patch way, now the day will change without to reboot.
– Changing date- and timeformat no longer required.
– Fixed all bugs wich are appeared in beta 4.

http://forums.qj.net/psp-development-forum/161307-release-dayviewer-v5.html