ACROSS

1. Apprehend

12. Annual rock concert held in Chicago

13. 1941 Humphrey Bogart classic, with "The"

14. Bad, as a tennis shot

15. Exhibited things

16. Sing like Bing

17. Herbal quaff

21. Co. with a butterfly logo

22. TV address for kids, briefly

23. Fraternity founded in 1847 at NYU

25. Workplace for Michelangelo

28. Inked art, for short

31. Handcuffs

32. ___ Hopkins University

34. Grief

35. Rhinoceros playwright

36. Snap holders

41. 2008 Katy Perry number one song

42. Hard heads?

DOWN

1. Canadian beer brand

2. E'en if

3. Calvin of fashion

4. It's right on the map

5. Big galoot

6. Half-___ (coffee order)

7. Commercial suffix with Motor

8. Equivalent of "ur 2 funny"

9. Sniff out

10. Portuguese islands

11. Harangue

12. Hideouts

13. 2900

17. Indy 500 winner Rick

18. Some surfers' choices, briefly

19. Rapper with the 2008 number one album [Untitled]

20. PA nuke plant

22. "Keep this"

23. Waltz finale?

24. Hangar 18 contents, supposedly

25. Log-cutting area

26. Horse-drawn vehicle

27. Summary

28. One's wife, slangily

29. Photographer Adams

30. General ___ chicken

32. Catcher Posada

33. Live, in a TV studio

35. "___ first..."

37. Sound of disapproval

38. Mil. branch

39. Actor Stephen

40. GQ staff, e.g.