WMG: The Next Food Network Star

Bob and Susie's parents traveled a lot because of work...

...and were unable to read to them at bedtime. This explains their pathological obsession with "stories" and why they so desperately want the contestants to tell them any story they know, not caring whether it's real or fictional.

Ippy and Nikki are going out

You can find a picture of Nikki in Ippy's arms with a huge smile on her face on TNFNS's website. Ippy's reasons would be quite understandable.