-login or register, then click the win win game. Enter code ZKCN3 to get it.
If that code doesn’t work try code Q372K

Update– these codes have a limited amount of redemptions, if I find more I’ll be sure to update the post.
Update 2– Code: C3PTQ  seems to be working at the moment. -All gone
Update 3 – enter code: ZW5T4 -All Gone
Update 4
– enter code: 84wpd -All Gone
Update 5 –
enter code: zg4m5 -All Gone
Update 6
– enter code MKH5T  or 63dfs All Gone – thanks katie
Update 7 -enter code CSBGR -All Gone
Update  8
-enter code 9RB6P
Update 9 –
enter cod2gct3, cm9qv,  d2wpr, z7l2k, Q372K, ZKCN3, or ZW5T4 -All gone
Update 10 – enter code DCWFQ or  JPGR4 -All gone
Update 11
– enter code ML2B7 CJDBV or 2QNB3 -All Gone
Update 12
– enter code QB73Z -All Gone
Update 13
-enter code 2PC94 or 
Wb9jt or pvfk3 or 84wpd or gwv6p -All Gone
Update 14 
– enter code: JT7NH, TSRKN, 4QK79, or LG569 -All Gone
Update 15
-enter code: D96JL -All Gone
Update 16
– enter code: ZT8M5 -All Gone
Update 17 – enter code: 3N57D -thanks minnix2 -All Gone
Update 18 -enter code: 7RVGS
Update 19
-enter code: v4cwm or 7Jwbd or nkh6l or fs2ac
Update 20
-enter code: MJQSZ  or G5F2N or  PVQ54
Update 21
– enter code: 57N2C
Update 22
– enter code: 2tlzw or 5h2s7 or DRTL3 or NZ7TM