I didn't plan on going out tonight, but I feel like grabbing a drink with friends at the last minute.I was going to cook dinner, but I suddenly decided to order takeout instead.I usually take the bus to work, but today I spontaneously decided to walk instead.I hadn't thought about taking a vacation, but when my friend mentioned a last-minute deal, I booked a trip right away.I was going to stay in this weekend, but when a friend invited me to a concert, I changed my mind and decided to go.