I jannot - When someone says they're gonna do something, but then they'

When someone says they're gonna do something, but then they're too lazy or too scared to actually do it

'I'm gonna clean my room!' he said. Then he fell asleep on the floor.

'She said she'd finish the test. Then she cried and left the room.'

'He said he'd go to the store. Then he asked me to do it for him.'