<s>
Happy	B-Application
Tree	I-Application
Friends	I-Application
:	I-Application
False	I-Application
Alarm	I-Application
is	O
a	O
video	O
game	O
based	O
on	O
the	O
Flash	B-Operating_System
cartoon	O
series	O
Happy	O
Tree	O
Friends	O
developed	O
by	O
independent	O
software	O
developer	O
Stainless	O
Games	O
and	O
published	O
by	O
Sega	O
.	O
</s>
<s>
It	O
was	O
scheduled	O
to	O
be	O
released	O
in	O
fall	O
2007	O
and	O
then	O
April	O
2008	O
,	O
but	O
was	O
delayed	O
and	O
released	O
on	O
June	O
25	O
,	O
2008	O
for	O
Microsoft	B-Application
Windows	I-Application
and	O
Xbox	B-Operating_System
360	I-Operating_System
.	O
</s>
<s>
Happy	B-Application
Tree	I-Application
Friends	I-Application
:	I-Application
False	I-Application
Alarm	I-Application
is	O
an	O
action-adventure	O
game	O
utilizing	O
a	O
"	O
physics-based	O
reactive	O
environment	O
"	O
.	O
</s>
<s>
It	O
is	O
similar	O
in	O
some	O
regards	O
to	O
Lemmings	B-Application
.	O
</s>
<s>
There	O
is	O
also	O
an	O
exclusive	O
episode	O
in	O
the	O
game	O
,	O
however	O
,	O
it	O
was	O
eventually	O
aired	O
on	O
the	O
HTF	O
official	O
website	O
and	O
can	O
now	O
be	O
viewed	O
on	O
YouTube	B-General_Concept
.	I-General_Concept
</s>
<s>
In	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
version	O
there	O
are	O
12	O
achievements	O
and	O
200	O
Gamerscore	O
available	O
.	O
</s>
<s>
The	O
game	O
also	O
sports	O
a	O
Leaderboard	O
system	O
for	O
Xbox	B-Operating_System
Live	O
and	O
the	O
PC	O
,	O
the	O
leaderboard	O
is	O
the	O
records	O
that	O
have	O
been	O
achieved	O
around	O
the	O
world	O
,	O
the	O
filters	O
for	O
the	O
leaderboards	O
are	O
:	O
"	O
Level	O
"	O
,	O
which	O
consists	O
of	O
all	O
levels	O
,	O
and	O
every	O
individual	O
level	O
;	O
"	O
Period	O
"	O
,	O
which	O
is	O
either	O
"	O
All	O
Time	O
"	O
,	O
"	O
Monthly	O
"	O
,	O
or	O
"	O
Weekly	O
"	O
;	O
and	O
"	O
Filter	O
"	O
,	O
which	O
filters	O
between	O
everyone	O
on	O
the	O
leaderboards	O
(	O
starting	O
at	O
#1	O
)	O
,	O
friends	O
only	O
,	O
showing	O
only	O
the	O
player	O
and	O
their	O
friends	O
,	O
and	O
My	O
Score	O
,	O
which	O
shows	O
the	O
player	O
's	O
score	O
in	O
relation	O
to	O
other	O
players	O
.	O
</s>
<s>
An	O
episode	O
made	O
for	O
the	O
Happy	B-Application
Tree	I-Application
Friends	I-Application
:	I-Application
False	I-Application
Alarm	I-Application
video	O
game	O
.	O
</s>
<s>
The	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
version	O
received	O
"	O
mixed	O
"	O
reviews	O
,	O
while	O
the	O
PC	O
version	O
received	O
"	O
generally	O
unfavorable	O
reviews	O
"	O
,	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
