'No more sick mommy!' Things are looking up for 'The Little Couple'

TLC's The Little Couple -- a.k.a. Bill Klein and Dr. Jennifer Arnold-- have won the hearts of many fans throughout the past six seasons. We've seen them go through so much, including the adoption of their children and showing strength as they battle health problems.

But in the upcoming season, things seem to be on the upswing! Take a look at this sneak peek of Season 7, which airs Dec. 2 at 9 p.m. ET/PT:



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