Jeff Kinney 
Dyddiadur Dripsyn: Y Gwsberan 

A Valentine»s Day dance at Greg»s middle school has turned Greg»s world upside down. As Greg scrambles to find a date, he»s worried he»ll be left out in the cold on the big night. Then an unexpected twist gives Greg a partner for the dance and leaves Rowley the odd man out. But a lot can happen in one night, and in the end you never know who»s going to be lucky in love…