Steps to reproduce:
1) make sure your computer's date/time is set to a day before march 9
2) set your user account's display settings to pacific standard time.
3) deploy calendar portlet. create an event named "repeat weekly at 2" that starts at 2pm and repeats weekly.
4) change you computer's date/time to after march 9
Expected Result: that the event would still display its start time at 2pm
Actual Result: the event now displays its start time at 3pm