JONATHAN DAVIS of Korn performs live at the Gods of metal festival. Milan, Italy - 04.06.06

The two groups will co-headline this year's (07) Family Values tour, which will begin in St Louis, Missouri in July (07).

Korn revived the Family Values tour last year (06) after a five year break.

The 26-date trek grossed $6.2 million (GBP3.2 million), according to Billboard Boxscore.

Yesterday (26MAR07), MARILYN MANSON announced a summer (07) tour with metal act SLAYER.

Source: WENN