John Stamos and Lori Loughlin are getting their fans ready for more Fuller House!

The 53-year-old actor took to Instagram on Tuesday, Sept. 6 to share a fun selfie of himself with his fellow costar — and teased what's going to happen in the show's upcoming season!

"Is that Jesse and Becky's new kid? Watch #FullerHouseSeason2 to find out!" John captioned the fun snapshot of the two on set posing with a monkey.

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John and Lori, 52, have remained close friends since first starring as Jesse Katsopolis and Rebecca Donaldson Katsopolis, respectively, on Full House. Now, the two are back onscreen together reprising their beloved roles on the hit 90s sitcom's new spinoff, Fuller House.

Click through the gallery below to see the cast of Full House then and now!