Is it normal

Kelsey • Kelsey ! Birthday ; Nov 07, 95. My Sophia Mae princess is due 12/16/16 💞🌸 married to the best man! 02/20/13& 7/02/16
Is it normal to look pregnant some days and other days not? It worries me, because im not sure. 😔  I'm 13 weeks +2 days.