diff --git a/lib/groupprofileblock.php b/lib/groupprofileblock.php
index df383f0696..fc0679247b 100644
--- a/lib/groupprofileblock.php
+++ b/lib/groupprofileblock.php
@@ -117,7 +117,7 @@ class GroupProfileBlock extends ProfileBlock
                                                                           array('nickname' => $this->group->nickname)),
                                                // TRANS: Tooltip for menu item in the group navigation page. Only shown for group administrators.
                                                // TRANS: %s is the nickname of the group.
-                                               'title' => sprintf(_m('TOOLTIP','Edit %s group properties'), $nickname)),
+                                               'title' => sprintf(_m('TOOLTIP','Edit %s group properties'), $this->group->nickname)),
                                     // TRANS: Link text for link on user profile.
                                     _m('BUTTON','Edit'));
                 $this->out->elementEnd('li');
@@ -126,7 +126,7 @@ class GroupProfileBlock extends ProfileBlock
                                                                           array('nickname' => $this->group->nickname)),
                                                // TRANS: Tooltip for menu item in the group navigation page. Only shown for group administrators.
                                                // TRANS: %s is the nickname of the group.
-                                               'title' => sprintf(_m('TOOLTIP','Add or edit %s logo'), $nickname)),
+                                               'title' => sprintf(_m('TOOLTIP','Add or edit %s logo'), $this->group->nickname)),
                                     // TRANS: Link text for link on user profile.
                                     _m('MENU','Logo'));
                 $this->out->elementEnd('li');
diff --git a/plugins/Event/eventform.php b/plugins/Event/eventform.php
index f62571ce63..8100e5903b 100644
--- a/plugins/Event/eventform.php
+++ b/plugins/Event/eventform.php
@@ -124,7 +124,7 @@ class EventForm extends Form
         $this->li();
 
         $times = EventTimeList::getTimes($today->format('m/d/Y 12:00') . ' am ' . $today->format('T'));
-        $start = EventTimeList::nearestHalfHour('@' . $today->getTimestamp());
+        $start = EventTimeList::nearestHalfHour($today->format('c'));
         $start->setTimezone(new DateTimeZone(common_timezone()));
 
         $this->out->dropdown(
@@ -160,7 +160,7 @@ class EventForm extends Form
             'event-endtime',
             // TRANS: Field label on event form.
             _m('LABEL','End time'),
-            EventTimeList::getTimes('@' . $start->getTimestamp(), true),
+            EventTimeList::getTimes($start->format('c'), true),
             // TRANS: Field title on event form.
             _m('Time the event ends.'),
             false,