Alright here's what you'll need to know
This version of the tab is in E Standard tuning
Two slashes means ride the note according to the rhythm of the song
h means hammer on p means pull off
That's pretty much it

Intro
E ---------------------------------------------|
B 13---13-17-18-20-18-17-15--15-17-18-17-15-13-|
G ---------------------------------------------|
D ---------------------------------------------|
A ---------------------------------------------|
E ---------------------------------------------|

Intro continued
E --------------------------------------------|
B 13-17-18-20-18-17-15--15-1717-1818-17-15----|
G --------------------------------------------|
D --------------------------------------------|
A --------------------------------------------|
E --------------------------------------------|

E ---------------------------------------------|
B ---------------------------------------------|
G ---------------------------------------------|
D ---2//---2//---2//-3//-5//-3//-2//-0//---0//-|
A 3//---3//---3//-----------------------3//----|
E----------------------------------------------|

Continued
E ------------------------------------------------------|
B ------------------------------------------------------|
G ------------------------------------------------------|
D ---0//---0//---0//-2//-3//-2//-0//-2//-0h2p0---0//----|
A 3//---3//---3//-----------------------------3//---3//-|
E ------------------------------------------------------|

E ---------------------------------------------------------------------|
B ---------------------------------------------------------------------|
G ---------------------------------------------------------------------|
D 10//-14//-10//-14//-15//-17//-15//-14//-15//-14h15p14-12//-14//-12//-|
A ---------------------------------------------------------------------|
E ---------------------------------------------------------------------|

Continued
E ----------------------------------------|
B ----------------------------------------|
G ----------------------------------------|
D 10//-12//-10//-12//-14//-15//-14//-12//-|
A ----------------------------------------|
E ----------------------------------------|

Verse
E ------------------------------------------|
B ------------------------------------------|
G -9-99--9-10-12-10-9-7--7-77--7-9-10-9-7-5-|
D -9-99--9-10-12-10-9-7--7-77--7-9-10-9-7-5-|
A -7-77--7--8-10--8-7-5--5-55--5-7--8-7-5-3-|
E 0-----------------------------------------|

Verse continued
E ----------------------------------------|
B ----------------------------------------|
G 5-55--9-10-12-10-9--7-77--7-99-1010-9-7-|
D 5-55--9-10-12-10-9--7-77--7-99-1010-9-7-|
A 3-33--7--8-10--8-7--5-55--5-77-8-8--7-5-|
E ----------------------------------------|

Psycho chorus
E -----------------------------------------------------|
B -----------------------------------------------------|
G -----------------------------------------------------|
D ---------------------------------10//9//-----10//9//-|
A ------10//9//------10//9//-8//7//------8//7//--------|
E 8//7//-------8//7//----------------------------------|

Psycho chorus continued
E --------------------------------------------------------|
B --------------------------------------------------------|
G --------------------------------------------------------|
D ---------------------------------11//10//------11//10//-|
A ------10//9//------10//9//-9//8//--------9//8//---------|
E 8//7//-------8//7//-------------------------------------|

Psycho chorus end
E 11-11-11-11-11//-|
B 12-12-12-12-12//-|
G 11-11-11-11-11//-|
D 12-12-12-12-12//-|
A -----------------|
E -----------------|

Then replay the parts that need replaying and boom you have Cha-Cha by FW/OAF