The Wrongway Inn. Annual Hasty Pudding show. 8:30. Weeknights, 54. $5. Weekends, $4.50, $5.50, 354-2900, 497-7247 for tickets.

The Nature and Purpose of the Universe by Chris Durang '71 (Coffeehouse Cabaret). Harvard Cabaret, Currier House, 10. 11:30, March 3 and 4, .50 food minimum.

Henry IV by Luigi Pirandello. Loeb, 8, March 2-5, March 8-11. Tickets at box office.

Pear Orchard, USA. American folk humor and political satire. Old Cambridge Baptist Church. 7:30, March 5, $1.

Hair, Colonial Theatre, 106 Bolyston St. 7:30, Mon.-Fri. 6, 10, Sat. 3, Sun. Through March 12, $3.50-$9.

Godspell, Wilbur Theater, Eves. 7:30, Wed, and Fri, Mat., 2 p.m. $3-$9, 90.

The Homecoming. Harold Pinter, Marlboro Theater Co. Tues.-Sun, at 8, mat. Sat. and Sun. at 3, $3.50, students $3.

The Me Nobody Knows. Open Circle Theater, 76 Warrenton St., Boston, Tues.-Thurs. 7:30, Wed. and Sat. 2, Sun. 3.

Brother Blue's Soul Theater, Int.'I. Student Assoc., 33 Garden St., Fridays through March 3, 8 p.m.

The Proposition. Improvised satire. The Proposition Theater. Every Thur, and Fri. 8 and 10, every Sat. at 7, 9, and 11. $2-$4.

Macbeth, a dance-and-music rendition of Shakespeare. Contemporary Art Building. 1175 Soldiers Field Rd., Brighton. 8:30, March 1-19 (except Mon. and Tue.) Free.