It's been an emotional season for Little Couple stars Bill Klein and Jen Arnold as they've documented the adoption of their son William from China and watched him blossom in his new environment. In this sneak peek of tonight's all-new episode, the couple gets sentimental while celebrating their 5th wedding anniversary in Florida, where the ceremony took place.
Bill and Jen sip on champagne and toast each other while reminiscing at the wedding venue featured in a 2009 TLC special that launched the series.
After they compliment each other on getting dressed up for their special date to celebrate the anniversary, Bill jokes to his wife, "Maybe I'll hit on you tonight."
Watch the video for more of our exclusive preview episode of Little Couple
, airing at 10 p.m on TLC.