It was released on March 18, 2010.
This item was re-released for a limited time for the Valentines Day Event (2011). It could be obtained by sharing in the Valentines Countdown activity, either by receiving it from a neighbor or buying it for 5 cash. Each player can collect only 10 of this item. Also available in the market for 4 cash.
It can be found as reward for using dog treats in Doghouses, after you get the entire dog series.
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