RX-2 is a talking bathroom scale that constantly makes fun of Garfield's weight, causing him to either destroy it or threaten to. It's prototype appeared on September 22, 1984, as well as on Garfield and Friends. RX-2 is also known to compliment Garfield if it is threatened.
In most strips, the running gag is that she often makes fun of Garfield's weight. On the other hand. she seems to be friendly with Garfield when the latter has stayed the same weight for ages.
- She has appeared 84 times, the equal 20th most.