merging

I'm shooting the interior of a bed and breakfast and the space is pretty tight, resulting in some really challenging shots. I need a photo facing each bed, but this one in particular is so close to the opposite wall that I had to take three separate vertical shots and am now attempting to merge...

Hey I was just wondering how I would go about achieving the effect in the photo below. I have access to photoshop and lightroom with the ON1 plugin, but I'm simply having difficulty finding any information or tutorials regarding how to combine photos, beyond for masking purposes. I likely could...