Actually when you suddenly notice that ad it immediately makes me feel something is not right.
First of, I wonder if Sulekha or Nepalnews got permission from Ajay and Kajol Devgan to use their faces on that ad.
Second of, the Hindi word "Aur" is not suitable in a premier Nepal news portal, I think.
On the other hand, the people who conceived the ad caption plausibly seems to be driving at the Devgan home production "You, Me aur Hum" in tandem while advertising for Sulekha. This ad on the contrary could provide promotional exposure to the movie indirectly.
My finger finally points to Nepalnews.com who is presuming that Hindi is an alternative language for Nepali news media outlets no matter how minuscule the desi word like "Aur" is.

When the language from across the Southern borders get too many helping hands, this is what happens: (Observe the picture provided below.)