Cycles HDRI rendering with different background?

[blend-E (Steff)]

Is it possible in cycles to use an HDRI image for lighting and still add a different background for the sky ?
Hopefully directly in the rendered image, I try to avoid a compositing solution because of time constraints due to looming deadlines.

[etn249]

It is possible, simple even. You need to use this kind of setup in the world material:

[joseph (J)]

Yep, like this

[blend-E (Steff)]

Awesome, Thanks so much !