In the 1950s and 1960s, it was common for record labels to press relatively heavy records on virgin vinyl.

The title of heaviest record ever should go to Earth's "Earth 2", however.

It was a much starker and heavier record than the more melodic Ring.

We never said 'let's write a heavier record,' this is just what happened.

I like to be in control of what's going on musically, and we pushed her, encouraged her to do a heavy record.

I want to make a really heavy record: evil, evil space rock.

At the time, it was regarded as one of the heaviest and most extreme records produced.

By 1982 Kiss knew it needed to deliver on their earlier 1980-81 promise of a heavy record, which they had failed to deliver.

But it's definitely I think going to be a heavier record.