The context of the following conversation is Jan saw that the grass in their yard was very overgrown so Jan mowed the grass.:
Jan says My grass is growing so fast..
The friend responds What happened?.
Jan responds It grows in literally three days twice as tall as when I cut it..
The friend responds Oh man, that's insane..
Jan responds Can you kill it for me?.
The friend responds Yep, and I'll plant AstroTurf..