The Panda twins gear up for their first birthday on October 13th. The Toronto Zoo has celebrations for Giant Pandas all week that include photo booths, colouring stations and viewings of the twins. [Getty Images]

TORONTO, ON- OCTOBER 8 - Female panda twin Jia Yueyue whose name means Canadian joy sleeps in the enclosure. The Panda twins gear up for their first birthday on October 13th. The Toronto Zoo has celebrations for Giant Pandas all week that include photo booths, colouring stations and viewings of the twins. in Toronto. October 8, 2016. (Steve Russell/Toronto Star via Getty Images) — see more

TORONTO, ON- OCTOBER 8 - Female panda twin Jia Yueyue whose name means Canadian joy sleeps in the enclosure. The Panda twins gear up for their first birthday on October 13th. The Toronto Zoo has celebrations for Giant Pandas all week that include photo booths, colouring stations and viewings of the twins. in Toronto. October 8, 2016. (Steve Russell/Toronto Star via Getty Images)