Modern rock quartet ...And You Will Know Us By The Trail Of Dead will release a four-song EP of new material April 1 via Interscope. The set, "The Secret Of Elena's Tomb," features the newly recorded tracks "Mach Schau," "All Saints Day," "Crowning of a Heart," and "Counting off the Days."

The disc is bundled with videos for the songs "Another Morning Stoner" and "Relative Ways" from Trail Of Dead's acclaimed 2002 Interscope debut, "Source Tags & Codes." A gallery of artwork from group member Conrad Keely is also included.

The group is gearing up for a run of North American headlining tour dates, beginning April 14 in New Orleans. As previously reported, it is one of the first bands set for the Los Angeles edition of the All Tomorrow's Parties Festival, set for June 18-22 under the curation of "The Simpsons" creator Matt Groening. The group will also perform March 12 during South By Southwest in its hometown of Austin, Texas.

"Source Tags & Codes" reached No. 17 on Billboard's Heatseekers chart and has sold 89,000 copies in the U.S., according to Nielsen SoundScan.

Here are ...And You Will Know Us By The Trail Of Dead's tour dates:

March 12: Austin, Texas (Emo's)
April 14: New Orleans (House of Blues)
April 15: Atlanta (Variety Playhouse)
April 17: Washington, D.C. (Black Cat)
April 18: Philadelphia (First Unitarian Church)
April 19: New York (Irving Plaza)
April 22: Toronto (Opera House)
April 23: Lansing, Mich. (Michigan St. University)
April 24: Chicago (Metro)
April 25: St. Louis (Mississippi Nights)
April 26: Columbia, Mo. (Peace Park SpringFest)