In time for National Siblings Day, we’ve launched the latest episode of “My Houzz,” which features actress Jenna Fischer as she surprises her sister Emily with a major home renovation. The house holds particular meaning as it was designed by Jenna’s grandfather, is the home where her father grew up, and the host to many Fischer family events. Using Houzz, Jenna was able to renovate Emily’s home in Missouri from her home in California, including finding a local designer with g