Lizzy is seriously underweight?

It has become quite a hot topic among fans nowadays, fans are absolutely concerned about Lizzy's skinny figure.

During Orange Caramel's latest live performance, the girls are given chance to deliver a short speech on stage, fans notice Lizzy's absolutely skinny chopstick legs standing just next to Nana and Raina.

They commented, 'poor Lizzy, what's with all the diet', 'we want healthy Lizzy back', 'omo, that's way too over' and etc.

More photos below