Rose Town

• Collect the Frog Coin in the shop, and then 2 flowers and hidden Frog Coin chest in the house on the hill

• Use the map to warp to Rose Town (yes you read that correctly)

• Go to the inn

• When prompted, pick the 2nd option for Gaz (slightly less dialogue). This is the first Text Box after he presents Mario the Mario Doll

• Mash through argument between Gaz and his mom

(video credit: V0oid)