Imagine having 1,500 square feet of walkout basement space to design to your heart's content. Would it be dedicated to family time, entertaining guests, or cultivating your physical and mental health? That was the big decision the four teams of HGTV designers had to make on this week's episode of "Rock the Block."Host Ty Pennington announces that the design duos will be tricking out the entire 1,500-square-foot lower level of their houses, and it's up to them to decide how to add as much style and appraised value to the space as possible.Creativity was at an all-time high and the designers turned out four impressive zones, but one team impressed judges Alison Victoria and Veronica Valencia the most and were crowned this week's winners. Who brought home the gold? Click the player above to hear our full recap of "Rock the Block" episode four.Be sure to subscribe to “House Party” on Apple Podcasts, Spotify, or wherever you get your podcasts, so you have access to new episodes right when they publish. And please: Throw us a five-star rating if you like what you hear.Want to chime in? Email us at [email protected], follow us on Facebook and Instagram, or tweet us @housepartypod on Twitter.Learn more about your ad choices. Visit megaphone.fm/adchoices