sidetasked
To get sidetracked by another useful task.
Ben: "Why is the vacuum cleaner in the living room?"
Jeff: "I tried to vacuum, but I got sidetasked when the dryer buzzed. I wanted to take my clothes out of the dryer before they wrinkled."
Jeff: "I tried to vacuum, but I got sidetasked when the dryer buzzed. I wanted to take my clothes out of the dryer before they wrinkled."