diff --git a/lib/completion.zsh b/lib/completion.zsh
index 2b6e1a182..e76c8b58c 100644
--- a/lib/completion.zsh
+++ b/lib/completion.zsh
@@ -44,7 +44,7 @@ if [ -f ~/.ssh/known_hosts ]; then
 fi
 
 # Complete on history
-# zstyle ':completion:*:history-words' stop yes
-# zstyle ':completion:*:history-words' remove-all-dups yes
-# zstyle ':completion:*:history-words' list false
-# zstyle ':completion:*:history-words' menu yes
+#zstyle ':completion:*:history-words' stop yes
+#zstyle ':completion:*:history-words' remove-all-dups yes
+#zstyle ':completion:*:history-words' list false
+#zstyle ':completion:*:history-words' menu yes
diff --git a/lib/correction.zsh b/lib/correction.zsh
index c9fecb0fe..a96f7ffd8 100644
--- a/lib/correction.zsh
+++ b/lib/correction.zsh
@@ -3,4 +3,6 @@ setopt correct_all
 alias man='nocorrect man'
 alias mv='nocorrect mv'
 alias mysql='nocorrect mysql'
-alias mv='nocorrect mv'
+alias mkdir='nocorrect mkdir'
+alias gist='nocorrect gist'
+alias heroku='nocorrect heroku'
diff --git a/lib/functions.zsh b/lib/functions.zsh
index 2fb096dd6..f95a59827 100644
--- a/lib/functions.zsh
+++ b/lib/functions.zsh
@@ -58,3 +58,20 @@ function tm() {
   cd $1
   mate $1
 }
+
+# To use: add a .lighthouse file into your directory with the URL to the
+# individual project. For example:
+# https://rails.lighthouseapp.com/projects/8994
+# Example usage: http://screencast.com/t/ZDgwNDUwNT
+open_lighthouse_ticket () {
+  if [ ! -f .lighthouse-url ]; then
+    echo "There is no .lighthouse file in the current directory..."
+    return 0;
+  else
+    lighthouse_url=$(cat .lighthouse-url);
+    echo "Opening ticket #$1";
+    `open $lighthouse_url/tickets/$1`;
+  fi
+}
+
+alias lho='open_lighthouse_ticket'
diff --git a/oh-my-zsh.sh b/oh-my-zsh.sh
index eadf02d00..fa2738e18 100644
--- a/oh-my-zsh.sh
+++ b/oh-my-zsh.sh
@@ -15,5 +15,5 @@ if [ "$DISABLE_AUTO_UPDATE" = "true" ]
 then
   return
 else
-  /bin/sh $ZSH/tools/check_for_upgrade.sh
+  /usr/bin/env zsh $ZSH/tools/check_for_upgrade.sh
 fi
diff --git a/themes/macovsky.zsh-theme b/themes/macovsky.zsh-theme
new file mode 100644
index 000000000..db7f9148c
--- /dev/null
+++ b/themes/macovsky.zsh-theme
@@ -0,0 +1,8 @@
+# ZSH Theme - Preview: http://gyazo.com/8becc8a7ed5ab54a0262a470555c3eed.png
+local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
+
+PROMPT='%{$fg[green]%}%~%{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+RPS1="${return_code}"
+
+ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg[yellow]%}‹"
+ZSH_THEME_GIT_PROMPT_SUFFIX="› %{$reset_color%}"
\ No newline at end of file
diff --git a/themes/tonotdo.zsh-theme b/themes/tonotdo.zsh-theme
index 478f01de7..a6407034c 100644
--- a/themes/tonotdo.zsh-theme
+++ b/themes/tonotdo.zsh-theme
@@ -1,11 +1,11 @@
-PROMPT='%{$fg_no_bold[cyan]%}%n%{$fg_no_bold[yellow]%}•%{$fg_no_bold[magenta]%}%3~$(git_prompt_info)%{$reset_color%}» '
+PROMPT='%{$fg_no_bold[cyan]%}%n%{$fg_no_bold[magenta]%}➜%{$fg_no_bold[green]%}%3~$(git_prompt_info)%{$reset_color%}» '
 RPROMPT='[%*]'
 
 # git theming
-ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[blue]%}(%{$fg_no_bold[green]%}"
+ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[blue]%}(%{$fg_no_bold[red]%}"
 ZSH_THEME_GIT_PROMPT_SUFFIX=""
 ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg_bold[blue]%})"
-ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg_bold[red]%}⚡%{$fg_bold[blue]%})"
+ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg_bold[yellow]%}✗%{$fg_bold[blue]%})"
 
 # LS colors, made with http://geoff.greer.fm/lscolors/
 export LSCOLORS="Gxfxcxdxbxegedabagacad"
diff --git a/tools/check_for_upgrade.sh b/tools/check_for_upgrade.sh
index 5c212b6fa..c59ebaed4 100644
--- a/tools/check_for_upgrade.sh
+++ b/tools/check_for_upgrade.sh
@@ -1,11 +1,22 @@
 #!/bin/sh
 
-current_epoch=$(($(date +%s) / 60 / 60 / 24))
+function _current_epoch() {
+  echo $(($(date +%s) / 60 / 60 / 24))
+}
+
+function _update_zsh_update() {
+  echo "LAST_EPOCH=$(_current_epoch)" > ~/.zsh-update
+}
 
 if [ -f ~/.zsh-update ]
 then
   . ~/.zsh-update
-  epoch_diff=$(($current_epoch - $LAST_EPOCH))
+
+  if [[ -z "$LAST_EPOCH" ]]; then
+    _update_zsh_update && return 0;
+  fi
+
+  epoch_diff=$((${_current_epoch} - $LAST_EPOCH))
   if [ $epoch_diff -gt 6 ]
   then
     echo "[Oh My Zsh] Would you like to check for updates?"
@@ -15,14 +26,9 @@ then
     then
       /bin/sh $ZSH/tools/upgrade.sh
     fi
-
-    # Set the last epoch to the current so that we don't ask for another week
-    echo "LAST_EPOCH=${current_epoch}" > ~/.zsh-update
   fi
-else
-  # TODO: refactor this so remove duplicates
-  # Create the ~/.zsh-update file with the current epoch info
-  echo "LAST_EPOCH=${current_epoch}" > ~/.zsh-update
 fi
 
+# update the zsh file
+_update_zsh_update